2/5r=-5+7

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Solution for 2/5r=-5+7 equation:


2/5r=-5+7

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

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

We simplify left and right side of the equation. 
+5r=+2

We divide both sides of the equation by 5 to get r. 
r=0.4

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