n+11=3n+7-n

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Solution for n+11=3n+7-n equation: 



n+11=3n+7-n

We move all terms to the left:

n+11-(3n+7-n)=0

We add all the numbers together, and all the variables

n-(2n+7)+11=0

We get rid of parentheses

n-2n-7+11=0

We add all the numbers together, and all the variables

-1n+4=0

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

-n=-4

n=-4/-1

n=+4

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