-42*(-21)=s

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Solution for -42*(-21)=s equation:


-42*(-21)=s

We simplify the equation to the form, which is simple to understand 
-42*(-21)=s

Reorder the terms in parentheses
+(+882)=s

Remove unnecessary parentheses
+882=+s

We move all terms containing s to the left and all other terms to the right. 
-1s=-882

We simplify left and right side of the equation. 
-1s=-882

We divide both sides of the equation by -01 to get s. 
s=882

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