13-7n=-(-7+6n)

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Solution for 13-7n=-(-7+6n) equation: 



13-7n=-(-7+6n)

We move all terms to the left:

13-7n-(-(-7+6n))=0

We add all the numbers together, and all the variables

-7n-(-(6n-7))+13=0



We calculate terms in parentheses: -(-(6n-7)), so:

-(6n-7)

We get rid of parentheses

-6n+7

Back to the equation:

-(-6n+7)



We get rid of parentheses

-7n+6n-7+13=0

We add all the numbers together, and all the variables

-1n+6=0

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

-n=-6

n=-6/-1

n=+6

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