72=-3(n-10)

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Solution for 72=-3(n-10) equation: 



72=-3(n-10)

We move all terms to the left:

72-(-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+72=0

We add all the numbers together, and all the variables

3n+42=0

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

3n=-42

n=-42/3

n=-14

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