9=2+r/2

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Solution for 9=2+r/2 equation:


9=2+r/2

We simplify the equation to the form, which is simple to understand 
9=2+r/2

We move all terms containing r to the left and all other terms to the right. 
-0.5r=+2-9

We simplify left and right side of the equation. 
-0.5r=-7

We divide both sides of the equation by -00.5 to get r. 
r=14

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