Question

Demarco wants to find the angle measures of this parallelogram. He knows that the first step is to find the value of x. Which of these equations will result in the correct value of x?

A. x + 15 = 6x + 4

B. 7x − 19 + 2x − 8 = 180

C. 7x − 19 = x + 15

D. 6x + 4 + 7x − 19 = 180

Answer 1

B

Explanation:

imagine math

Answer 2

The answer is B. You had to check the work in the calculator after you showed the work. Two answers gave you whole numbers , then when you plug it in only one of them solved to 180 correctly