(y-9)-(y+3)=8y

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Solution for (y-9)-(y+3)=8y equation:


(y-9)-(y+3)=8y

We simplify the equation to the form, which is simple to understand 
(y-9)-(y+3)=8y

Remove unnecessary parentheses
y-9-(y+3)=8y

Remove unnecessary parentheses
y-9-1y-3=8y

We move all terms containing y to the left and all other terms to the right. 
+1y-1y-8y=+9+3

We simplify left and right side of the equation. 
-8y=+12

We divide both sides of the equation by -8 to get y. 
y=-1.5

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