-7=r/2+8

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Solution for -7=r/2+8 equation:


-7=r/2+8

We simplify the equation to the form, which is simple to understand 
-7=r/2+8

We move all terms containing r to the left and all other terms to the right. 
-0.5r=+8+7

We simplify left and right side of the equation. 
-0.5r=+15

We divide both sides of the equation by -00.5 to get r. 
r=-30

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