3+7r=-7+5r

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Solution for 3+7r=-7+5r equation:


3+7r=-7+5r

We simplify the equation to the form, which is simple to understand 
3+7r=-7+5r

We move all terms containing r to the left and all other terms to the right. 
+7r-5r=-7-3

We simplify left and right side of the equation. 
+2r=-10

We divide both sides of the equation by 2 to get r. 
r=-5

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