(r+9)/4=3.5

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Solution for (r+9)/4=3.5 equation:


(r+9)/4=3.5

We simplify the equation to the form, which is simple to understand 
(r+9)/4=3.5

Reorder the terms in parentheses
( + 0.25r+2.25)=3.5

Remove unnecessary parentheses
 + 0.25r+2.25=3.5

We move all terms containing r to the left and all other terms to the right. 
 + 0.25r=+3.5-2.25

We simplify left and right side of the equation. 
 + 0.25r=+1.25

We divide both sides of the equation by 0.25 to get r. 
r=5

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