7r-14=7+4r

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Solution for 7r-14=7+4r equation:


7r- 14=7+4r

We simplify the equation to the form, which is simple to understand 
7r-14=7+4r

We move all terms containing r to the left and all other terms to the right. 
+7r-4r=+7+14

We simplify left and right side of the equation. 
+3r=+21

We divide both sides of the equation by 3 to get r. 
r=7

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