3(1+4r)=-57

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Solution for 3(1+4r)=-57 equation:


3(1+4r)=-57

We simplify the equation to the form, which is simple to understand 
3(1+4r)=-57

Reorder the terms in parentheses
+(+3+12r)=-57

Remove unnecessary parentheses
+3+12r=-57

We move all terms containing r to the left and all other terms to the right. 
+12r=-57-3

We simplify left and right side of the equation. 
+12r=-60

We divide both sides of the equation by 12 to get r. 
r=-5

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