Answer
$y=-1$
Work Step by Step
Subtract $5y$ and subtract $2$ on both sides, and then combine like terms to obtain:
$-2-2=9y-5y
\\ -4=4y$
Divide by 4 on both sides to obtain:
$\dfrac{-4}{4}=y
\\-1=y$
Check:
$\begin{array}{ccc}
&5(-1)-2&=&9(-1)+2
\\&-5-2 &= &-9+2
\\&-7&=&-7\end{array}$