-9=(5+7)n

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Solution for -9=(5+7)n equation:


-9=(5+7)n

We simplify the equation to the form, which is simple to understand 
-9=(5+7)n

Simplifying terms in parentheses
-9=(+12)*n

Reorder the terms in parentheses
-9=(+12n)

Remove unnecessary parentheses
-9=+12n

We move all terms containing n to the left and all other terms to the right. 
-12n=+9

We simplify left and right side of the equation. 
-12n=+9

We divide both sides of the equation by -012 to get n. 
n=-0.75

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