17r-7r-2=18

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Solution for 17r-7r-2=18 equation: 



17r-7r-2=18

We move all terms to the left:

17r-7r-2-(18)=0

We add all the numbers together, and all the variables

10r-20=0

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

10r=20

r=20/10

r=2

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