Question

Which of the following is the value of x?
A:2
B:11
C:20
D29

Answer 1

c = 20

Explanation:

angle 2 + (5x + 35) = 180( angles on a straight line sum to 180)

Hope this helps

Answer 2

C. 20

Explanation:

45 + 5x + 35 = 180

5x + 80 = 180

subtract 80 from both sides

5x = 100

divide by 5

x = 20