-3(5-4r)=-9

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Solution for -3(5-4r)=-9 equation:


-3(5-4r)=-9

We simplify the equation to the form, which is simple to understand 
-3(5-4r)=-9

Reorder the terms in parentheses
+(-15+12r)=-9

Remove unnecessary parentheses
-15+12r=-9

We move all terms containing r to the left and all other terms to the right. 
+12r=-9+15

We simplify left and right side of the equation. 
+12r=+6

We divide both sides of the equation by 12 to get r. 
r=0.5

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