-2n-7-7+15=-2n+n

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Solution for -2n-7-7+15=-2n+n equation: 



-2n-7-7+15=-2n+n

We move all terms to the left:

-2n-7-7+15-(-2n+n)=0

We add all the numbers together, and all the variables

-2n-(-1n)-7-7+15=0

We add all the numbers together, and all the variables

-2n-(-1n)+1=0

We get rid of parentheses

-2n+1n+1=0

We add all the numbers together, and all the variables

-1n+1=0

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

-n=-1

n=-1/-1

n=1

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