83=450(r)(30/12)

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Solution for 83=450(r)(30/12) equation:


83=450(r)(30/12)

We simplify the equation to the form, which is simple to understand 
83=450(r)*(30/12)

Reorder the terms in parentheses
multiplication of parentheses
83=450*(+2.5r)



Reorder the terms in parentheses
83=+(+1125r)

Remove unnecessary parentheses
+83=+1125r

We move all terms containing r to the left and all other terms to the right. 
-1125r=-83

We simplify left and right side of the equation. 
-1125r=-83

We divide both sides of the equation by -01125 to get r. 
r=0.073777777777778

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