Question

Solve for x. please i need know

Answer 1

x = 18

Explanation:

Vertically opposite angles are equal.

x + x + x + 90 = 144

3x + 90 = 144

Subtract 90 from both sides

3x = 144 - 90

3x = 54

Divide both sides by 3

x = 54/3

x = 18