-7(-3k)=

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Solution for -7(-3k)= equation:


-7(-3k)=0

We simplify the equation to the form, which is simple to understand 
-7(-3k)=0

Reorder the terms in parentheses
+(+21k)=0

Remove unnecessary parentheses
+21k=0

We move all terms containing k to the left and all other terms to the right. 
+21k=0

We simplify left and right side of the equation. 
+21k=0

We divide both sides of the equation by 21 to get k. 
k=0

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