-7r+20=23

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Solution for -7r+20=23 equation: 



-7r+20=23

We move all terms to the left:

-7r+20-(23)=0

We add all the numbers together, and all the variables

-7r-3=0

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

-7r=3

r=3/-7

r=-3/7

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