4r-7=-31+r

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Solution for 4r-7=-31+r equation:


4r-7=-31+r

We simplify the equation to the form, which is simple to understand 
4r-7=-31+r

We move all terms containing r to the left and all other terms to the right. 
+4r-1r=-31+7

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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