9+3r=-45

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Solution for 9+3r=-45 equation:


9+3r=-45

We simplify the equation to the form, which is simple to understand 
9+3r=-45

We move all terms containing r to the left and all other terms to the right. 
+3r=-45-9

We simplify left and right side of the equation. 
+3r=-54

We divide both sides of the equation by 3 to get r. 
r=-18

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