7r-2+5r=7r+6-4R

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Solution for 7r-2+5r=7r+6-4R equation:


7r-2+5r=7r+6-4r

We simplify the equation to the form, which is simple to understand 
7r-2+5r=7r+6-4r

We move all terms containing r to the left and all other terms to the right. 
+7r+5r-7r+4r=+6+2

We simplify left and right side of the equation. 
+9r=+8

We divide both sides of the equation by 9 to get r. 
r=0.88888888888889

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