Question

A given angle measures 30° and the measure of its vertical angle is expressed as (5x+5)°. Write an equation to determine the value of x. Solve for x.

Answer 1

5x + 35= 180 ; x = 29

Explanation:

Will be 180 degrees in total

5x + 5 + 30 = 180

5x+35=180

5x = 145

x = 29