-88 = 5y-13solve this
-88 = 5y-13+13 +13-75 = 5y------------5-15 = y
I think
5y - 13 = -88Add 13 on both sides5y - 13 + 13 = -88 + 135y = -75Divide both sides by 5\(\frac{5y}{5} = \frac{-75}{5}\)y = -15
