3(7r-4)=-7r-12

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Solution for 3(7r-4)=-7r-12 equation:


3(7r-4)=-7r-12

We simplify the equation to the form, which is simple to understand 
3(7r-4)=-7r-12

Reorder the terms in parentheses
+(+21r-12)=-7r-12

Remove unnecessary parentheses
+21r-12=-7r-12

We move all terms containing r to the left and all other terms to the right. 
+21r+7r=-12+12

We simplify left and right side of the equation. 
+28r=0

We divide both sides of the equation by 28 to get r. 
r=0

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