-3(m-2)=21

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Solution for -3(m-2)=21 equation:


-3(m-2)=21

We simplify the equation to the form, which is simple to understand 
-3(m-2)=21

Reorder the terms in parentheses
+(-3m+6)=21

Remove unnecessary parentheses
-3m+6=+21

We move all terms containing m to the left and all other terms to the right. 
-3m=+21-6

We simplify left and right side of the equation. 
-3m=+15

We divide both sides of the equation by -3 to get m. 
m=-5

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