6(n+21)=84

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Solution for 6(n+21)=84 equation: 



6(n+21)=84

We move all terms to the left:

6(n+21)-(84)=0

We multiply parentheses

6n+126-84=0

We add all the numbers together, and all the variables

6n+42=0

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

6n=-42

n=-42/6

n=-7

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