7r-12r=

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Solution for 7r-12r= equation:


7r-12r=0

We simplify the equation to the form, which is simple to understand 
7r-12r=0

We move all terms containing r to the left and all other terms to the right. 
+7r-12r=0

We simplify left and right side of the equation. 
-5r=0

We divide both sides of the equation by -5 to get r. 
r=-0

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