-3n-7=2n+5

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Solution for -3n-7=2n+5 equation: 



-3n-7=2n+5

We move all terms to the left:

-3n-7-(2n+5)=0

We get rid of parentheses

-3n-2n-5-7=0

We add all the numbers together, and all the variables

-5n-12=0

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

-5n=12

n=12/-5

n=-2+2/5

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