6(n-7)=84

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Solution for 6(n-7)=84 equation: 



6(n-7)=84

We move all terms to the left:

6(n-7)-(84)=0

We multiply parentheses

6n-42-84=0

We add all the numbers together, and all the variables

6n-126=0

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

6n=126

n=126/6

n=21

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