-3(7r-4)=150

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Solution for -3(7r-4)=150 equation:


-3(7r-4)=150

We simplify the equation to the form, which is simple to understand 
-3(7r-4)=150

Reorder the terms in parentheses
+(-21r+12)=150

Remove unnecessary parentheses
-21r+12=+150

We move all terms containing r to the left and all other terms to the right. 
-21r=+150-12

We simplify left and right side of the equation. 
-21r=+138

We divide both sides of the equation by -21 to get r. 
r=-6.5714285714286

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