-5n+15=2n-6

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Solution for -5n+15=2n-6 equation: 



-5n+15=2n-6

We move all terms to the left:

-5n+15-(2n-6)=0

We get rid of parentheses

-5n-2n+6+15=0

We add all the numbers together, and all the variables

-7n+21=0

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

-7n=-21

n=-21/-7

n=+3

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