-39=-3(10+n)

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Solution for -39=-3(10+n) equation: 



-39=-3(10+n)

We move all terms to the left:

-39-(-3(10+n))=0

We add all the numbers together, and all the variables

-(-3(n+10))-39=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+30-39=0

We add all the numbers together, and all the variables

3n-9=0

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

3n=9

n=9/3

n=3

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