-13-7n=7+3n

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Solution for -13-7n=7+3n equation: 



-13-7n=7+3n

We move all terms to the left:

-13-7n-(7+3n)=0

We add all the numbers together, and all the variables

-7n-(3n+7)-13=0

We get rid of parentheses

-7n-3n-7-13=0

We add all the numbers together, and all the variables

-10n-20=0

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

-10n=20

n=20/-10

n=-2

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