r+7=-13

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Solution for r+7=-13 equation:


r+7=-13

We simplify the equation to the form, which is simple to understand 
r+7=-13

We move all terms containing r to the left and all other terms to the right. 
+1r=-13-7

We simplify left and right side of the equation. 
+1r=-20

We divide both sides of the equation by 1 to get r. 
r=-20

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