-7(r-1)=63

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Solution for -7(r-1)=63 equation:


-7(r-1)=63

We simplify the equation to the form, which is simple to understand
-7(r-1)=63

Reorder the terms in parentheses
+(-7r+7)=63

Remove unnecessary parentheses
-7r+7=+63

We move all terms containing r to the left and all other terms to the right.
-7r=+63-7

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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