3(3s+4)=129

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Solution for 3(3s+4)=129 equation: 



3(3s+4)=129

We move all terms to the left:

3(3s+4)-(129)=0

We multiply parentheses

9s+12-129=0

We add all the numbers together, and all the variables

9s-117=0

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

9s=117

s=117/9

s=13

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