15=n/3+9

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Solution for 15=n/3+9 equation: 



15=n/3+9

We move all terms to the left:

15-(n/3+9)=0

We get rid of parentheses

-n/3-9+15=0

We multiply all the terms by the denominator


-n-9*3+15*3=0

We add all the numbers together, and all the variables

-1n+18=0

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

-n=-18

n=-18/-1

n=+18

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