-7+n+8-2n=n-3

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Solution for -7+n+8-2n=n-3 equation: 



-7+n+8-2n=n-3

We move all terms to the left:

-7+n+8-2n-(n-3)=0

We add all the numbers together, and all the variables

-1n-(n-3)+1=0

We get rid of parentheses

-1n-n+3+1=0

We add all the numbers together, and all the variables

-2n+4=0

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

-2n=-4

n=-4/-2

n=+2

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