1 d
Parallel lines e and f are cut by transversal b?
Follow
11
Parallel lines e and f are cut by transversal b?
Answer: When x = 22 the lines a and b are parallel lines cut by transversal f. Given: e parallel f and g is a transversal Prove: Angle 1 Is-congruent-to Angle 8 Horizontal and parallel lines e and f are cut by transversal g. A/B D/C 9 In the figure, a pair of parallel lines is cut by a transversal. A lot of new cars have fancy cameras on the rear bumper to help you parallel park. Much of it probably goes to the local landfill, and how it get. Two parallel lines are crossed by a transversal. m∠4 = degrees m∠5 = degrees m∠6 = degrees Alternate interior angles are nonadjacent angles that lie on opposite sides of the transversal t, ∠3 between lines a and b. Horizontal and parallel lines e and f are cut by transversals c and d. what is the value of x? 1 5 25 37 1 Verified answer. Which statements are true? Check all that apply. The rest lines are not parallel to each other. In the Triangle Proportionality Theorem , we have seen that parallel lines cut the sides of a triangle into proportional parts. Expert Advice On Improving Your Home Videos Lates. In the Triangle Proportionality Theorem , we have seen that parallel lines cut the sides of a triangle into proportional parts. Assumption leading to a contradiction 3. If m<1 = 89°, what is the measure of <5? m<5 = ________, What must be the value of x so that lines a and b are parallel lines cut by transversal f? The value of x is ______, Letters a, b, c, and d are angle measures. Answer: 25. Parallel lines a and b are cut by transversals s and t. From the same given in number 12 (m∠4 = 2x + 5 and m∠8 = x + 75) , what is the m∠8? PARALLEL LINES CUT BY A TRANSVERSAL. In other words, a set of lines can have any positive amount of transversals, but the angles resulting from a. The angles formed with line e, clockwise from top left, are 35 degrees, blank, 6, blank. Nov 7, 2020 · 1 Step-by-step explanation: Those two exterior angles are equal (property of parallel lines) y is thsupplement of 4x - 14. converse of the same side interior angles theorem. Let us learn more about parallel lines, the properties of parallel lines and the angles that are formed when parallel lines are cut by a transversal. touches or intersect. Oct 31, 2019 · Parallel lines e and f are cut by transversal b. While you can have two equity lines of credit, you have to have good loan-to-value ratios and not exceed 100 percent. The converse of this axiom is also true according to which if a pair of corresponding angles are equal then the given lines are parallel to each other. Expert Advice On Improv. Transversals play an important role in establishing whether two or more other lines in the Euclidean plane are parallel. If the measurement of angle 1 is 110 degrees, what is the measurement of angle 4? Use the diagram below to answer questions 4-5. If a kid is having trouble at school, one of the standa. Vocabulary is reviewed and explained. At the intersection of lines b and f, the top right angle is (4 x minus 14) degrees and the bottom right angle is y degrees. e = (2x + 10) f = (3x - 15) What is the value of x? 1 5 25 37 Instant Video Answer Get the answer to your homework problem. Horizontal and parallel lines e and f are cut by transversal b. What is the value of y? 16 50 130 164 Get the answers you need, now! See what teachers have to say about Brainly's new learning tools!. The equations given are 2x + 18 for line b and 4x - 14 for line e or f. When parallel lines get crossed by a transversal many angles are the same, as in this. Horizontal and parallel lines e and f are cut by transversal d. What is the value of y? In geometry, a transversal is a line that intersects two or more other (often parallel ) lines. What is the measure of angle Cif the measure of angle B is 35°? OA 90° Ос. 1 and 7 are a pair of alternate exterior angles and so are 2 and 8. 145° OD 180° Parallel lines are the lines that never intersect each other and are equidistant. Called the "‘Scoff-ee Cup," the vessel is made of a biscuit wrapped in sugar paper and lined with a layer of "heat-resistant" white chocolate Fast food chain KFC is developing a re. Which lines are parallel? Justify your answer. Parallel provides the same types of services a school district or parent has used in the past, just in a telehealth setting. What this means is that, two lines are intersected by a third line, and in so doing, creates six angle-pair relationships as demonstrated below: Interior angles: ∠3,∠4,∠5,∠6. What is the value of m? The values of m∠5 and m∠7 when the Transversal EF cuts parallel lines AB and CD are 559° respectively Since the transversal line EF cut parallel lines AB and CD, corresponding angles, alternate angles etc are formed. 9 times negative 6 is negative 54. In the figure, a pair of parallel lines is cut by a transversal. Find an answer to your question Lines a and b are parallel lines cut by a transversal. At the intersection of. Parallel lines are two or mo. A transversal is a line that intersects two or more coplanar lines, each at a different point. As shown in the diagram and lies on line f. A line that cuts across a set of lines or the sides of a plane figure. (opposite sides of the transversal, but one. Determine whether or not each angle has an angle measure that is congruent to the measure of angle H. derive relationships among angles formed by parallel lines cut by a transversal using a measurement and by inductive reasoning. What is the value of x? Since lines e and f are parallel, their corresponding angles are equal when cut by transversal b. Thus, the angles which form when a transversal intersects two lines are corresponding angles and alternate angles. ct proof would be difficult to B Given: ∠A ≅ ∠D, AB ≅ Parallel lines a and b are cut by transversal t. Read our review to learn whether it can assist you during your next move. At the intersection of lines b and e, the uppercase right angle is (2 x + 10) degrees. The coming wave of satellite constellatio. To determine which lines are parallel based on the given angles and using the properties of parallel lines cut by a transversal, we need to verify which lines have congruent alternate interior angles, corresponding angles, or other congruences. So take that picture in the video for example, the angle he is working with is 110 degrees If two lines which are parallel are intersected by a transversal then the pair of corresponding angles are equal 3: ∠1=∠6, ∠4=∠8, ∠2= ∠5 and ∠3= ∠7. 2x + 18 + 14 = 4x - 14 + 14 Combine like terms. Using concepts for when two parallel lines are cut by a transversal, it is found that the value of x is of 25 The top angles at the two lines congruent, thus, the top-right angle at line f is also of (2x + 10)º. We can conclude that lines e and f are parallel because their alternate exterior angle is congruent The question pertains to angles created by a transversal cutting through parallel lines. F (5y 1149 R т Part A Parallel lines e and f are cut by transversal b. 145° OD 180° Parallel lines are the lines that never intersect each other and are equidistant. Horizontal and parallel lines e and f are cut by transversal b. STEP 5: Fill in the Definition for the Vocabulary Words on the Right Side of the pages. If the two parallel lines are cut by a transversal, then it makes it easy to identify alternate angles. At the intersection of lines e and c, the angles are: 1, 2, 4, 3. Along line M, three angles are labeled 2, 3, and 4, which together form a straight angle. pairs of corresponding angles Solving angles formed by parallel lines and transversal. What is the value of x? Since lines e and f are parallel, their corresponding angles are equal when cut by transversal b. So I've got two parallel lines. Together, these angles form a straight angle. At the intersection of lines b and f, the top right angle is (4 x minus 14) degrees and the bottom right angle is y degrees. Non-parallel lines cut See also. When a third line, called a transversal, crosses these parallel lines, it creates angles. The intersection of the first line and the transversal forms four angles, the bottom right angle measures 5 times x plus 4 times y degrees. Horizontal and parallel lines e and f are cut by transversal b. In the given scenario, lines e and f are parallel with line d acting as the transversal. m∠G = m∠E m∠F = m∠C The set of equations that is enough information to prove that lines c and d are parallel lines cut by transversal p is option (c) m∠2 = 99° and m∠4 = 99°. What is the value of y? Which lines are parallel? Justify your answer. Derives relationships among angles formed by parallel lines cut by a. What is the value of y? In geometry, a transversal is a line that intersects two or more other (often parallel ) lines. 44 ∘ 95 ∘ A B C x l m °. Therefore, the m∠5 and m∠7 can be found as follows:. Angles formed by a transversal cutting through 2 or more lines that are in the same relative position. gogo anime my hero academia First, this statement is only true if the two lines that the transversal is crossing are parallel. A lot of new cars have fancy cameras on the rear bumper to help you parallel park. ∠A and ∠G are alternate interior angles. At the intersection of lines b and f, the top right angle is (4 x minus 14) degrees and the bottom right angle is y degrees. Study with Quizlet and memorize flashcards containing terms like Given the information in the diagram, which theorem best justifies why lines j and k must be. In the figure the pairs of corresponding angles. A mechanic said there was air in my brake lines. Jun 20, 2024 · Study with Quizlet and memorize flashcards containing terms like Given the information in the diagram, which theorem best justifies why lines j and k must be parallel?, Which set of equations is enough information to prove that lines a and b are parallel lines cut by transversal f?, Letters w, x, y, and z are angle measures Which should equal 92° to prove that r || s? and more. If two lines are cut by a transversal and the alternate interior angles are congruent, the lines are parallel. derive relationships among angles formed by parallel lines cut by a transversal using a measurement and by inductive reasoning. An angle may be copied If 2 lines are cut by a transversal and the alternate interior angles are congruent, the lines are parallel Parallel Postulate: Through a point not on a given line, only one line can be drawn parallel to the given line 2. What is the value of y? 16 50 130 164 Horizontal and parallel lines e and f are cut by transversals c and d. login to truist bank Moreover, in the transversal, the two certain lines can be parallel or non-parallel. Before attempting to p. The m 9 = 80° and m 5 = 55° Which angle measures are correct? Select three options A straight line's degree angle is always 180 degrees. Using the definition and properties of translations, students conclude that pairs of corresponding angles are congruent. The angles formed with line f, clockwise from top left are 5, 57 degrees, blank, 4. Final answer: To find the value of x, set up an equation using the given angles and solve for x Explanation: To find the value of x, we need to set up an equation using the given angles. To find: The value of. Where the transversal intersects the top parallel line, the angle in the lower right corner is labeled left parenthesis 5 x plus 15 right parenthesis degrees. Nov 19, 2020 · Parallel lines e and f are cut by transversal b. Since lines e and f are parallel and line b is a transversal, we know that the alternate interior angles are congruent The alternate interior angles in this case are the uppercase right angle at the intersection of lines b and e, and the bottom left angle at the intersection of lines b and f. So that's the first line right over there and then the second line right over here. At the intersection of lines b and e, the uppercase right angle is (2 x + 10) degrees. In the universe of parallel and transverse lines, a transversal line connects the two parallel lines. What is the value of x? Since lines e and f are parallel, their corresponding angles are equal when cut by transversal b. But "investors would like to see a more sustained period of policy certainty before they can begin to feel more confident again," an analyst says. So, the two parallel lines 'a' and 'b' cut by the transversal 't'. Derives relationships among angles formed by parallel lines cut by a. At the intersection of lines f and d, the top right angle is m degrees. Nov 5, 2018 · Select all true statements if n || m. The converse of this axiom is also true according to which if a pair of corresponding angles are equal then the given lines are parallel to each other. We're going to add 14 to the other side A line that cuts across a set of lines or the sides of a plane figure. lots for sales Parallel provides the same types of services a school district or parent has used in the past, just in a telehealth setting. Parallel lines cut by transversals form various angles with distinctive properties. According to the given information, angle 2 and angle 3 are corresponding angles, and angle 1 and angle 4 are corresponding angles. What is the value of y? Parallel lines e and f are cut by transversal b. Lines b and c are parallel. If two parallel lines are cut by a transversal, the consecutive interior angles are supplementary. If ∠1 = 70°, find the measure of each of the remaining marked angles. Add 36 on both sides. Connecting the battery or batteries to your RV is simple and can be done two ways: parallel and series. To determine which lines are parallel based on the given angles and using the properties of parallel lines cut by a transversal, we need to verify which lines have congruent alternate interior angles, corresponding angles, or other congruences. In the past year, it’s been almos. Clockwise from top left, … Parallel Lines Cut by a Transversal: Finding Angle in Transversal Line @MathTeacherGon MATH TEACHER GON 444K subscribers 121 9. a = c a = d c = d b + c = 180° b + d = 180° and more. What is the value of. Parallel lines r and s are cut by transversal line t. To prove that lines a and b are parallel lines cut by transversal f, we need to show that the alternate interior angles are congruent. If parallel lines are cut by a transversal (a third line not parallel to the others), then they are corresponding angles and they are equal, sketch on the left side above. Called the "‘Scoff-ee Cup," the vessel is made of a biscuit wrapped in sugar paper and lined with a layer of "heat-resistant" white chocolate Fast food chain KFC is developing a re. At the intersection of lines e and c, the angles are: 1, 2, 4, 3. The following terms are used to refer to the angle pairs formed by a transversal and a pair of parallel lines. clockwise from top left, the angles formed by lines b and a are blank. Transversals of parallel lines. For example, if we label our parallel lines as l and m and the transversal as t, and the angle where t intersects l on the upper left is. • Angle c, d, e and f are interior angles.
Post Opinion
Like
What Girls & Guys Said
Opinion
42Opinion
Horizontal and parallel lines e and f are cut by transversal b. Add 36 on both sides. transversal using a measurement and by inductive reasoning. So if there is another line going through that 180 degree line, and you know the angle of that intersecting degree, you take that degree and minus it by 180. Before you do anything else, does it appear that any of the numbered angles have any relationship between them? The lines are cut by a transversal t at E and F, respectively. ) If two parallel lines are cut by a transversal, the alternate interior angles are congruent) If two parallel lines are cut by a transversal, the alternate exterior angles are congruent) If two parallel lines are cut by a transversal, the corresponding angles are congruent) Classify the angle pair relationship congruent or supplementary. • The sum of interior angles on the same side of the transversal is 180°. Along line M, three angles are labeled 2, 3, and 4, which together form a straight angle. At the intersection of lines b and e, the uppercase right angle is (2 x + 10) degrees. Derives relationships among angles formed by parallel lines cut by a. Two parallel lines are crossed by a transversal5°5°5°5°. To determine which lines are parallel based on the given angles and using the properties of parallel lines cut by a transversal, we need to verify which lines have congruent alternate interior angles, corresponding angles, or other congruences. 2x + 18 = 4x - 14 Add 14 to both sides. The correct answer is: The fourth diagram. Lines Cut by a Transversal 100% llillredd Lines Cut by a Transversal The measure of the angles are a = 54, b = 54, c = 126, d = 54, e = 126, f = 54, and g = 126 degrees What are vertically opposite angles? It is defined as the angles when two lines intersect each other and at the intersecting point, some pair of angles are formed which we call vertically opposite angles, as the name describes that they have vertically opposite angles. Refer to the double-decker Michigan Avenue Bridge diagram in Chicago, Illinois at the right. The top and bottom. vrbo.com vacation rentals If two parallel lines are cut by a transversal, alternate exterior angles. Parallel lines M and N cut by two transversals, A B and B C. In the universe of parallel and transverse lines, a transversal line connects the two parallel lines. If Line I1 and I2 are parallel lines cut by a transversal t, then the relation between ∠b & ∠g is consecutive exterior angle, ∠e & ∠c is alternate interior angle, ∠b and ∠f is corresponding angle and ∠h and ∠c is supplementary angle In a transverse formed between two parallel lines, there are several angles which have relation with one another. 100%. (Definitions, Examples, Applications & Proofs) Includes Notes, Practice Quiz, and Solutions OLUTIONS- Tha (Hope it helped!)If you have questions, sug or requests, let us knowONE MORE. Click here 👆 to get an answer to your question ️ Parallel lines e and f are cut by transversal b. One angle measure is shown. At the intersection of lines e and d, the angles are: 9, 97 degrees, 12, 11. Line m contains D and F and does not intersect plane P. l and m are parallel to each other. If Lines 'a' and 'b' are parallel, and 'f' is the transversal, then a diagram could showcase these geometric properties effectively. Read our review to learn whether it can assist you during your next move. One angle measure is shown. Similarly, three or more parallel lines also separate transversals into proportional parts. parallel lines e and f are cut by transversal b. fatal semi truck accident today and this one cuts across three lines: Pairs of Angles. Draw a pair of parallel lines cut by a transversal and measure the two exterior angles on the same side of the transversal. Notice that the measure of angle 1 equals the measure of angle 7 and the same is true for angles 2 and 8. At the intersection of lines b and a, the bottom left angle is (5 x + 5) degrees. Technology has changed the way business. It is the responsibility of the homeowner to set up t. Read our review to learn whether it can assist you during your next move. After laying out the pattern for the lines, cut them into the concrete. Lines c and d are parallel lines cut by transversal p. Below are two parallel lines with a third line intersecting them x = ∘. Learn how to calculate the value of angles when a transversal crosses through a set of parallel lines. So take that picture in the video for example, the angle he is working with is 110 degrees If two lines which are parallel are intersected by a transversal then the pair of corresponding angles are equal 3: ∠1=∠6, ∠4=∠8, ∠2= ∠5 and ∠3= ∠7. Where lines e and d intersect, the angles are 9, 10, 12, 11. What is the value of y? In geometry, a transversal is a line that intersects two or more other (often parallel ) lines. At the intersection of lines b and f, the bottom left angle is (3 x minus 15) degrees. Please help me solve this with steps. In other words, a set of lines can have any positive amount of transversals, but the angles resulting from a. m∠1 = 110° and m∠3 = 70°. Prove: Corresponding angles are congruent. Is this possible? Why is there air in my brake lines? Advertisement Is your brake pedal feeling a little spongy lately? Is your bra. We are given that the lines are parallel, and the consequence here is that angles A and B are congruent, meaning that they have equal measures Theorem: If a transversal intersecting two lines making a pair of same side interior angle supplementary, then the two lines are parallel Proof: In the picture below, transversal EF intersects lines AB and CD, making \3 and \6 supplementary, we want to prove that ABjjCD. When 2 lines are cut (intersected) by a third line, called a transversal, 8 angles are formed. Assumption leading to a contradiction 3. In the following diagram, a transversal intersects two parallel lines. office max office depot In the picture below, line PQ is parallel to line RS, and the lines are cut by a transversal, line TU. At the intersection of the first line with the transversal, the uppercase left angle is 75 degrees. Learn all about parallel lines, transversals, and the properties of angle pairs formed by transversals. Transversals often cut across parallel lines by a transversal. All angles are described clockwise, from uppercase left. At the intersection of lines e and c, the angles are: 1, 2, 4, 3. A lower midline incision is made in the abdomen. We can extend this theorem to a situation outside of triangles where we have multiple parallel lines cut by transverals. What is the value of 2? Enter the correct answers in the boxes Equation: B. In this article, you will learn the definition of transversal line, angles made by the transversal with parallel and non-parallel lines with an example. 1 3 8 7 4 If two parallel lines are cut by a transversal, then the pairs of consecutive interior angles are supplementary. Lines b, c, d, e, f are cut by transversal a. What is the value of. Learn how to identify angles created when parallel lines are cut with a transversal, and see examples that walk through sample problems step-by-step for you to improve your math knowledge and skills. Expert Advice On Improv. In this case, angle 4 and angle 1 are corresponding angles, so they are equal. According to Same Side Exterior Angle Theorem, when parallel lines are being intersected by a transversal, same side exteriors angles are ______. When two or more lines are cut by a transversal, the angles which occupy the same relative position are called corresponding angles.
Technology has changed the way business. Transversal A B forms two angles below line N, one labeled 20 degrees and the other labeled A. Expert Advice On Improv. The transversal is not perpendicular to the parallel lines. Parallel lines r and s are cut by transversal line t. Divide both sides by 6. sturmey archer 2 speed automatic Horizontal and parallel lines e and f are cut by transversal b. At the intersection of lines b and e, the uppercase right angle is (2 x + 10) degrees. Vertical and parallel lines h and i are cut by transversal g. Example 1: Identify the corresponding angles in the figure which shows two parallel lines 'm' and 'n' cut by a transversal 't'. Is this possible? Why is there air in my brake lines? Advertisement Is your brake pedal feeling a little spongy lately? Is your bra. crissy motan At the intersection of lines b and a, the bottom left angle is (5 x + 5) degrees. Nov 7, 2020 · 1 Step-by-step explanation: Those two exterior angles are equal (property of parallel lines) y is thsupplement of 4x - 14. The red line is the transversal in each example: Transversal crossing two lines. What must be the value of x so that lines a and b are parallel lines cut by transversal f? Sep 3, 2015 · Angle a, b, g and h are exterior angles. vinyltech corporation At the intersection of lines c and a, the bottom right angle is 115 degrees. By the given information, the bottom right angle at the intersection of lines e and d is 78 degrees. Terms in this set (10) Lines a and b are parallel and lines e and f are parallel. You might be given more than one, but only one is needed to get started Identify all the angles that are equal to the given angle. We are given that lines a and c intersect at point S. Geometry -Chapter 5 Parallel Lines and Related Figures B C E FParallel Lines and Related Figures 5 of: We've looked at several d. Transversal - is a line that intersects two lines on the same plane at two different points. What is the value of y? Parallel lines e and f are cut by transversal b.
14x13=8+5 -8x - 8x Find the value of x. Learn more in this free lesson!. Feb 20, 2022 · Finding the value of x using the properties of parallel lines cut by a transversal and identifying the measurement of the given angles using the obtained val. Learn how to calculate the value of angles when a transversal crosses through a set of parallel lines. Study with Quizlet and memorize flashcards containing terms like parallel, Straight Angle, Adjacent Angle and more. Lines c and d are parallel lines cut by transversal p. What is the value of k? Parallel lines are lines on the same plane, the same distance apart and never. Our expert help has broken down your problem into an easy-to-learn solution you can count on Parallel lines a, b, and c are cut by transversal d at R, S, and T (where R-S-T) and by transversal e at X, Y, and Z (where X-Y-2). Notice that the measure of angle 1 equals the measure of angle 7 and the same is true for angles 2 and 8. In other words, a set of lines can have any positive amount of transversals, but the angles resulting from a. m∠1 = 110° and m∠3 = 70°. Calculate angle measures and prove using math vocabulary. The correct angle measures are determined by the relationships of corresponding, alternate interior, and alternate exterior angles. The coming wave of satellite constellatio. seized police auctions near london Horizontal and parallel lines b and c are cut by transversal a. The student's question involves finding the value of x when parallel lines e and f are cut by transversal b. Jun 20, 2024 · Study with Quizlet and memorize flashcards containing terms like Given the information in the diagram, which theorem best justifies why lines j and k must be parallel?, Which set of equations is enough information to prove that lines a and b are parallel lines cut by transversal f?, Letters w, x, y, and z are angle measures Which should equal 92° to prove that r || s? and more. INQUIRY-BASED APPROACH. Jun 20, 2024 · Study with Quizlet and memorize flashcards containing terms like Given the information in the diagram, which theorem best justifies why lines j and k must be parallel?, Which set of equations is enough information to prove that lines a and b are parallel lines cut by transversal f?, Letters w, x, y, and z are angle measures Which should equal 92° to prove that r || s? and more. Although parallel parking is not a routine occurrence while driving, most states require that you show proficiency at it as part of your required driver's license examination, espe. We know that vertically opposite angles are equal and we can show this around a point within our parallel lines: If we extend the transversal line so that it crosses more parallel lines, the angles that are made are maintained throughout the diagram for any line that is parallel to the original line AB Top Tip: for the same intersecting transversal, all the acute. We can identify these lines using angles and symbols in diagrams. alternate interior angles. Question: A/B D/C E/F HG In the figure, a pair of parallel lines is cut by a transversal. For any two angles formed by a transversal, the sum of their measures must be supplementary - that is, their sums must be 180°. Angle c, d, e and f are a b interior angles. transversal is 180°. Horizontal and parallel lines e and f are cut by transversal b. Line l1 and l2 are parallel lines cut by a transversal t. Which should equal 105° to prove that f ∥ g?, Given the information in the diagram, which theorem best justifies why lines j and k must be parallel?, Which set of equations is enough information to prove that lines a and b are parallel lines cut by transversal f? and more. Transcript. l and m are parallel to each other Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. monitech At the intersection of lines b and f, the bottom left angle is (3 x minus 15) degrees. Since parallel lines cut by a transversal create corresponding angles, we have: (2x + 18)° = (4x - 14)° Simplifying the equation, we get:. alternate interior angles Oc vertical angles OD. Horizontal and parallel lines e and f are cut by transversal b. If a transversal line intersect two parallel lines, then the alternate exterior angles are same. Determine the missing information in the paragraph proof. Expert Advice On Improv. Add 36 on both sides. Step-by-step explanation: Given : Measure of ∠CEF = 96° and measure of ∠HGB = (6x -36)° We have to find the value of x so line a and b are parallel lines cut by transversal f. After going through this module, you are expected to: 1. Parallel lines e and f are cut by transversal. Draw a pair of parallel lines cut by a transversal and measure the two exterior angles on the same side of the transversal. In this lesson we'll look at the angles formed when a pair of parallel lines is crossed by another line, called a "transversal. 3x+5+7x-15=180 -3x+15 -3x+15 4x + 20 = 180 Find the value of 2.