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-7(n-4)=84
We simplify the equation to the form, which is simple to understand
-7(n-4)=84
Reorder the terms in parentheses
+(-7n+28)=84
Remove unnecessary parentheses
-7n+28=+84
We move all terms containing n to the left and all other terms to the right.
-7n=+84-28
We simplify left and right side of the equation.
-7n=+56
We divide both sides of the equation by -7 to get n.
n=-8
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