Respuesta :

33 + 6x = 3(-1 + 5x)
33 + 6x = -3 + 15x
33 = -3 + 9x
36 = 9x
4 = x

Answer:
x = 4

Hope this helps.
iby909
33+6x=-3+15x
33=-3+9x
36=9x
=4