81r+27-30-50r=57

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Solution for 81r+27-30-50r=57 equation:


81r+27-30-50r=57

We simplify the equation to the form, which is simple to understand 
81r+27-30-50r=57

We move all terms containing r to the left and all other terms to the right. 
+81r-50r=+57-27+30

We simplify left and right side of the equation. 
+31r=+60

We divide both sides of the equation by 31 to get r. 
r=1.9354838709677

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