3r+7=9

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Solution for 3r+7=9 equation:


3r+7=9

We simplify the equation to the form, which is simple to understand 
3r+7=9

We move all terms containing r to the left and all other terms to the right. 
+3r=+9-7

We simplify left and right side of the equation. 
+3r=+2

We divide both sides of the equation by 3 to get r. 
r=0.666666666667

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