9=n+6+2n

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Solution for 9=n+6+2n equation: 



9=n+6+2n

We move all terms to the left:

9-(n+6+2n)=0

We add all the numbers together, and all the variables

-(3n+6)+9=0

We get rid of parentheses

-3n-6+9=0

We add all the numbers together, and all the variables

-3n+3=0

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

-3n=-3

n=-3/-3

n=1

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