s+(3.5s)+20=74

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Solution for s+(3.5s)+20=74 equation: 



s+(3.5s)+20=74

We move all terms to the left:

s+(3.5s)+20-(74)=0

We add all the numbers together, and all the variables

s+(+3.5s)+20-74=0

We add all the numbers together, and all the variables

s+(+3.5s)-54=0

We get rid of parentheses

s+3.5s-54=0

We add all the numbers together, and all the variables

4.5s-54=0

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

4.5s=54

s=54/4.5

s=12

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