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

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

We get rid of parentheses

2n-3n-9+15=0

We add all the numbers together, and all the variables

-1n+6=0

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

-n=-6

n=-6/-1

n=+6

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