n-n=2n+n=6

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



n-n=2n+n=6

We move all terms to the left:

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

We add all the numbers together, and all the variables

n-n-(+3n)=0

We add all the numbers together, and all the variables

-(+3n)=0

We get rid of parentheses

-3n=0

n=0/-3

n=0

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