21s+6=42

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Solution for 21s+6=42 equation: 



21s+6=42

We move all terms to the left:

21s+6-(42)=0

We add all the numbers together, and all the variables

21s-36=0

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

21s=36

s=36/21

s=1+5/7

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