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-3x+7(-2x+12)=271
We simplify the equation to the form, which is simple to understand
-3x+7(-2x+12)=271
Reorder the terms in parentheses
-3x+(-14x+84)=271
Remove unnecessary parentheses
-3x-14x+84=+271
We move all terms containing x to the left and all other terms to the right.
-3x-14x=+271-84
We simplify left and right side of the equation.
-17x=+187
We divide both sides of the equation by -17 to get x.
x=-11
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