Question

What is the value of x? How do you set up to solve?

Answer 1

Try doing 3(80)-22 it might be right

Answer 2

3x-22=80+x

3x-x=80+22

2x=102

x=51

Explanation:

the exterior angle is (3x-22) and then is equal to sum of 80 and x

and then we get 51