(4r-3)-9(r+3)=

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


(4r-3)-9(r+3)=0

We simplify the equation to the form, which is simple to understand 
(4r-3)-9(r+3)=0

Remove unnecessary parentheses
4r-3-9*(r+3)=0

Reorder the terms in parentheses
4r-3+(-9r-27)=0

Remove unnecessary parentheses
+4r-3-9r-27=0

We move all terms containing r to the left and all other terms to the right. 
+4r-9r=0+3+27

We simplify left and right side of the equation. 
-5r=+30

We divide both sides of the equation by -5 to get r. 
r=-6

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