-4(3s+4)=20

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Solution for -4(3s+4)=20 equation: 



-4(3s+4)=20

We move all terms to the left:

-4(3s+4)-(20)=0

We multiply parentheses

-12s-16-20=0

We add all the numbers together, and all the variables

-12s-36=0

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

-12s=36

s=36/-12

s=-3

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