3n=-3(-8-7)

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Solution for 3n=-3(-8-7) equation:


3n=-3(-8-7)

We simplify the equation to the form, which is simple to understand 
3n=-3(-8-7)

Reorder the terms in parentheses
3n=+(+45)

Remove unnecessary parentheses
+3n=+45

We move all terms containing n to the left and all other terms to the right. 
+3n=+45

We simplify left and right side of the equation. 
+3n=+45

We divide both sides of the equation by 3 to get n. 
n=15

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