r/2-8=-4

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Solution for r/2-8=-4 equation:


r/2-8=-4

We simplify the equation to the form, which is simple to understand 
r/2-8=-4

Simplifying:
 + 0.5r-8=-4

We move all terms containing r to the left and all other terms to the right. 
 + 0.5r=-4+8

We simplify left and right side of the equation. 
 + 0.5r=+4

We divide both sides of the equation by 0.5 to get r. 
r=8

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