-7r-1=57

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Solution for -7r-1=57 equation: 



-7r-1=57

We move all terms to the left:

-7r-1-(57)=0

We add all the numbers together, and all the variables

-7r-58=0

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

-7r=58

r=58/-7

r=-8+2/7

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