Question

One angle is 4x*
another one is (x+13)*
the another one is (3x-9)*
guess the x​

Answer 1

x = 22

Explanation:

4x + x + 13 + 3x - 9 = 180

8x + 4 = 180 Combine like terms

- 4 - 4 Subtract 4 on both sides

8x = 176 Divide both sides by 8

x = 22