-12s+12s-(-s)+5s+(-2s)=-20

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Solution for -12s+12s-(-s)+5s+(-2s)=-20 equation:


-12s+12s-(-s)+5s+(-2s)=-20

We simplify the equation to the form, which is simple to understand 
-12s+12s-(-s)+5s+(-2s)=-20

Remove unnecessary parentheses
-12s+12s+1s+5s+(-2s)=-20

Remove unnecessary parentheses
-12s+12s+1s+5s-2s=-20

We move all terms containing s to the left and all other terms to the right. 
-12s+12s+1s+5s-2s=-20

We simplify left and right side of the equation. 
+4s=-20

We divide both sides of the equation by 4 to get s. 
s=-5

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