31+7n=-4(8-7n)

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Solution for 31+7n=-4(8-7n) equation:


31+7n=-4(8-7n)

We simplify the equation to the form, which is simple to understand 
31+7n=-4(8-7n)

Reorder the terms in parentheses
31+7n=+(-32+28n)

Remove unnecessary parentheses
+31+7n=-32+28n

We move all terms containing n to the left and all other terms to the right. 
+7n-28n=-32-31

We simplify left and right side of the equation. 
-21n=-63

We divide both sides of the equation by -21 to get n. 
n=3

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