-2s-8+4s=-20

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Solution for -2s-8+4s=-20 equation: 



-2s-8+4s=-20

We move all terms to the left:

-2s-8+4s-(-20)=0

We add all the numbers together, and all the variables

2s+12=0

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

2s=-12

s=-12/2

s=-6

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