15=3(n+10)

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Solution for 15=3(n+10) equation: 



15=3(n+10)

We move all terms to the left:

15-(3(n+10))=0



We calculate terms in parentheses: -(3(n+10)), so:

3(n+10)

We multiply parentheses

3n+30

Back to the equation:

-(3n+30)



We get rid of parentheses

-3n-30+15=0

We add all the numbers together, and all the variables

-3n-15=0

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

-3n=15

n=15/-3

n=-5

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