3y+3(y-4)=7y-3(y-10)

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Solution for 3y+3(y-4)=7y-3(y-10) equation:


3y+3(y-4)=7y-3(y-10)

We simplify the equation to the form, which is simple to understand 
3y+3(y-4)=7y-3(y-10)

Reorder the terms in parentheses
3y+(+3y-12)=7y-3*(y-10)

Remove unnecessary parentheses
+3y+3y-12=+7y-3+*(+y-10+)

Reorder the terms in parentheses
3y+3y-12=7y+(-3y+30)

Remove unnecessary parentheses
+3y+3y-12=+7y-3y+30

We move all terms containing y to the left and all other terms to the right. 
+3y+3y-7y+3y=+30+12

We simplify left and right side of the equation. 
+2y=+42

We divide both sides of the equation by 2 to get y. 
y=21

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