7(s+3)=84

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Solution for 7(s+3)=84 equation: 



7(s+3)=84

We move all terms to the left:

7(s+3)-(84)=0

We multiply parentheses

7s+21-84=0

We add all the numbers together, and all the variables

7s-63=0

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

7s=63

s=63/7

s=9

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