Question

-60+15у+(-2)(-9+у)+5(у+6)=0

Answer 1

$-60+15y+(-2)(-9+y)+5(y+6)=0 \ \ -60+15y+18-2y+5y+30=0 \ \ 15y-2y+5y=60-18-30 \ \ 18y=12 \ \ y= frac{12}{18} \ \ y= frac{2}{3}$