Question

A pair of

supplementary angles
have measurements of
(10x - 5)º and (4x+3)º
Solve for x.

Answer 1

x=13º

Explanation:

(10x - 5) + (4x+3) =180

14x-2=180

14x=182

x=13

10*13-5=125

4*13+3=55

125 +55= 180