-n+3n=n+4

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Solution for -n+3n=n+4 equation: 



-n+3n=n+4

We move all terms to the left:

-n+3n-(n+4)=0

We add all the numbers together, and all the variables

2n-(n+4)=0

We get rid of parentheses

2n-n-4=0

We add all the numbers together, and all the variables

n-4=0

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

n=4

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