-7r+1=120

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Solution for -7r+1=120 equation: 



-7r+1=120

We move all terms to the left:

-7r+1-(120)=0

We add all the numbers together, and all the variables

-7r-119=0

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

-7r=119

r=119/-7

r=-17

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