-(3y+9)+y=-15

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Solution for -(3y+9)+y=-15 equation:


-(3y+9)+y=-15

We simplify the equation to the form, which is simple to understand 
-(3y+9)+y=-15

Remove unnecessary parentheses
-3y-9+y=-15

We move all terms containing y to the left and all other terms to the right. 
-3y+1y=-15+9

We simplify left and right side of the equation. 
-2y=-6

We divide both sides of the equation by -2 to get y. 
y=3

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