42s+20=12s

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Solution for 42s+20=12s equation: 



42s+20=12s

We move all terms to the left:

42s+20-(12s)=0

We add all the numbers together, and all the variables

30s+20=0

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

30s=-20

s=-20/30

s=-2/3

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