39=3n+15

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Solution for 39=3n+15 equation: 



39=3n+15

We move all terms to the left:

39-(3n+15)=0

We get rid of parentheses

-3n-15+39=0

We add all the numbers together, and all the variables

-3n+24=0

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

-3n=-24

n=-24/-3

n=+8

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