-2(y+9)=12

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Solution for -2(y+9)=12 equation:


-2(y+9)=12

We simplify the equation to the form, which is simple to understand 
-2(y+9)=12

Reorder the terms in parentheses
+(-2y-18)=12

Remove unnecessary parentheses
-2y-18=+12

We move all terms containing y to the left and all other terms to the right. 
-2y=+12+18

We simplify left and right side of the equation. 
-2y=+30

We divide both sides of the equation by -2 to get y. 
y=-15

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