-15=n/7+-9

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Solution for -15=n/7+-9 equation: 



-15=n/7+-9

We move all terms to the left:

-15-(n/7+-9)=0

We add all the numbers together, and all the variables

-(n/7-9)-15=0

We get rid of parentheses

-n/7+9-15=0

We multiply all the terms by the denominator


-n+9*7-15*7=0

We add all the numbers together, and all the variables

-1n-42=0

We move all terms containing n to the left, all other terms to the right

-n=42

n=42/-1

n=-42

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