Solve for x ???

Question

1. Solve for x

Answer 1

Since these angles lie on a straight line, and a straight line is 180 degrees, we can say that:

154 + (x + 6) = 180

Solving for x, we have:

160 + x = 180

-160 -160

x = 20

Answer 2

x+6+154=180 which implies that x=20.