7(-7+r)=84

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


7(-7+r)=84

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

Reorder the terms in parentheses
+(-49+7r)=84

Remove unnecessary parentheses
-49+7r=+84

We move all terms containing r to the left and all other terms to the right.
+7r=+84+49

We simplify left and right side of the equation.
+7r=+133

We divide both sides of the equation by 7 to get r.
r=19

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