3(r-3)=15

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Solution for 3(r-3)=15 equation:


3(r-3)=15

We simplify the equation to the form, which is simple to understand 
3(r-3)=15

Reorder the terms in parentheses
+(+3r-9)=15

Remove unnecessary parentheses
+3r-9=+15

We move all terms containing r to the left and all other terms to the right. 
+3r=+15+9

We simplify left and right side of the equation. 
+3r=+24

We divide both sides of the equation by 3 to get r. 
r=8

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