15=2n+9+3n

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Solution for 15=2n+9+3n equation: 



15=2n+9+3n

We move all terms to the left:

15-(2n+9+3n)=0

We add all the numbers together, and all the variables

-(5n+9)+15=0

We get rid of parentheses

-5n-9+15=0

We add all the numbers together, and all the variables

-5n+6=0

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

-5n=-6

n=-6/-5

n=1+1/5

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