Respuesta :

4x + 30 = 5x

4x = 5x - 30

4x - 5x = - 30

x = 30

Answer:

x=16

Step-by-step explanation:

4x+30+5x=180

9x+30-30=180-30 (you want to get x to be by itself)

9x/9=150/9

x=16.667

x=16