Question

Complete the steps to find the value of x

72°
(7x + 24)°
+ (7x + 24) = 180
7x + = 180
7x =
X =

Answer 1

x = 12

Explanation:

72° and (7x + 24)° are same- side interior angles and sum to 180° , that is

72 + 7x + 24 = 180

7x + 96 = 180 ( subtract 96 from both sides )

7x = 84 ( divide both sides by 7 )

x = 12