8/7r-4=1/7r

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Solution for 8/7r-4=1/7r equation:


8/7r-4=1/7r

We simplify the equation to the form, which is simple to understand 
8/7r-4=1/7r

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

We simplify left and right side of the equation. 
r=+4

0=04

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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