Question

What is the answer?

Answer 1

x = 12

z = 83

Explanation:

Supplementary angles, sum = 180

So

8x - 13 + 13x - 59 = 180

21x - 72 = 180

21x = 252

x = 12

z = 8x - 13 (vertical angles are equal)

z = 8(12) - 13

z = 83