S-s+4s=20

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Solution for S-s+4s=20 equation:



-S+4S=20
We move all terms to the left:
-S+4S-(20)=0
We add all the numbers together, and all the variables
3S-20=0
We move all terms containing S to the left, all other terms to the right
3S=20
S=20/3
S=6+2/3

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