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7y+2(y-9)=4(y+1)-3
We simplify the equation to the form, which is simple to understand
7y+2(y-9)=4(y+1)-3
Reorder the terms in parentheses
7y+(+2y-18)=4*(y+1)-3
Remove unnecessary parentheses
+7y+2y-18=+4+*(+y+1+)-3
Reorder the terms in parentheses
7y+2y-18=+(+4y+4)-3
Remove unnecessary parentheses
+7y+2y-18=+4y+4-3
We move all terms containing y to the left and all other terms to the right.
+7y+2y-4y=+4-3+18
We simplify left and right side of the equation.
+5y=+19
We divide both sides of the equation by 5 to get y.
y=3.8
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