15-3n=n+39

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Solution for 15-3n=n+39 equation: 



15-3n=n+39

We move all terms to the left:

15-3n-(n+39)=0

We get rid of parentheses

-3n-n-39+15=0

We add all the numbers together, and all the variables

-4n-24=0

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

-4n=24

n=24/-4

n=-6

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