-3(3)-5(3)-2(1)=y

Solution for -3(3)-5(3)-2(1)=y equation:

-3(3)-5(3)-2(1)=y

We simplify the equation to the form, which is simple to understand 
-3(3)-5(3)-2(1)=y

Reorder the terms in parentheses
+(-9)-5*(3)-2*(1)=y

Remove unnecessary parentheses
-9-5+*(+3+)-2+*(+1+)=+y

Reorder the terms in parentheses
-9+(-15)-2*(1)=y

Remove unnecessary parentheses
-9-15-2+*(+1+)=+y

Reorder the terms in parentheses
-9-15+(-2)=y

Remove unnecessary parentheses
-9-15-2=+y

We move all terms containing y to the left and all other terms to the right. 
-1y=+9+15+2

We simplify left and right side of the equation. 
-1y=+26

We divide both sides of the equation by -01 to get y. 
y=-26