-9+5n=3+7n

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Solution for -9+5n=3+7n equation: 



-9+5n=3+7n

We move all terms to the left:

-9+5n-(3+7n)=0

We add all the numbers together, and all the variables

5n-(7n+3)-9=0

We get rid of parentheses

5n-7n-3-9=0

We add all the numbers together, and all the variables

-2n-12=0

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

-2n=12

n=12/-2

n=-6

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