Solve: 31-8(y+5)=7 ??
[tex] 31 - 8(y+5) = 7 \\ \\ -8(y+5) = 7 -31\\ \\ y+5= \frac{-24}{-8}\\ \\ y= 3-5\quad\to \boxed{y= -2} [/tex]
:-)