3(n+4)=84

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Solution for 3(n+4)=84 equation: 



3(n+4)=84

We move all terms to the left:

3(n+4)-(84)=0

We multiply parentheses

3n+12-84=0

We add all the numbers together, and all the variables

3n-72=0

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

3n=72

n=72/3

n=24

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