3(7r-1)-8=-116

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Solution for 3(7r-1)-8=-116 equation:


3(7r-1)-8=-116

We simplify the equation to the form, which is simple to understand 
3(7r-1)-8=-116

Reorder the terms in parentheses
+(+21r-3)-8=-116

Remove unnecessary parentheses
+21r-3-8=-116

We move all terms containing r to the left and all other terms to the right. 
+21r=-116+3+8

We simplify left and right side of the equation. 
+21r=-105

We divide both sides of the equation by 21 to get r. 
r=-5

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