7s-42=147

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Solution for 7s-42=147 equation: 



7s-42=147

We move all terms to the left:

7s-42-(147)=0

We add all the numbers together, and all the variables

7s-189=0

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

7s=189

s=189/7

s=27

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