-7(r-7)=84

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



-7(r-7)=84

We move all terms to the left:

-7(r-7)-(84)=0

We multiply parentheses

-7r+49-84=0

We add all the numbers together, and all the variables

-7r-35=0

We move all terms containing r to the left, all other terms to the right

-7r=35

r=35/-7

r=-5

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