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-12(2n+13)=-420
We simplify the equation to the form, which is simple to understand
-12(2n+13)=-420
Reorder the terms in parentheses
+(-24n-156)=-420
Remove unnecessary parentheses
-24n-156=-420
We move all terms containing n to the left and all other terms to the right.
-24n=-420+156
We simplify left and right side of the equation.
-24n=-264
We divide both sides of the equation by -24 to get n.
n=11
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