emmaty9482 emmaty9482

14-11-2018
Mathematics

contestada

A and B are vertical angles, A = 9x + 10, and B = 7x + 24. Find a.

Respuesta :

tramserran tramserran

14-11-2018

Answer: x = 7, ∠A = ∠B = 73°

Explanation:

A = 9x + 10, B = 7x + 24

Vertical angles are congruent (equal). So, A = B

9x + 10 = 7x + 24

-7x - 10 -7x - 10

2x = 14

x = 7

A: 9x + 10 = 9(7) + 10 = 63 + 10 = 73

B: 7x + 24 = 7(7) + 24 = 49 + 24 = 73

Answer Link

Otras preguntas

a grade of B is worth ___ grade pointsA. 2.0B. 4.0C. 3.0D. 80

The metric system is based on powers of what number?

The formula for finding the area of a sector of a circle is A=πr2(x/360) , where r is the radius of the circle and x is the measure of the central angle of the

How do I get the equation for the first part in algebraic terms?

If it takes earth 24 hours to complete a full rotation it takes saturn approximately 10 hours, 39 minutes and 24 seconds to complete a full rotation How many mi

Part A: Solve −np − 70 < 40 for n. Show your work. (4 points) Part B: Solve 4w − 7k = 28 for k. Show your work. (6 points) pleassee ehelp me i will give brai

A proton in a linear accelerator has a de broglie wavelength of 156 pm . part a what is the speed of the proton?

did the federal government favor business owners or workers

Which expression uses the greatest common factor and the distributive property to rewrite the sum 42 + 72? 6(7 + 12) 7(6 + 9) 12(3 + 6) 2(40 +

Why was the meeting of the First Continental Congress in 1774 a significant event? It provided the colonists with a temporary form of Parliamentary representati