Respuesta :

Willchemistry
4y - 70 = 12 y + 2

add 70 to both sides:

4y - 70 + 70 =12y + 2 +70

4y = 12 y + 72

Subtract 12 y from both sides:

4y - 12 y = 12 y + 72 - 12y

- 8y = 72

Divide both sides by - 8 :

-8y / 8 = 72 / 72

y = 72 / - 8

y = - 9

hope this helps!