-7(4-r)=-84

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Solution for -7(4-r)=-84 equation:


-7(4-r)=-84

We simplify the equation to the form, which is simple to understand 
-7(4-r)=-84

Reorder the terms in parentheses
+(-28+7r)=-84

Remove unnecessary parentheses
-28+7r=-84

We move all terms containing r to the left and all other terms to the right. 
+7r=-84+28

We simplify left and right side of the equation. 
+7r=-56

We divide both sides of the equation by 7 to get r. 
r=-8

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