7r-2r-17r+13r+19=20

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Solution for 7r-2r-17r+13r+19=20 equation: 



7r-2r-17r+13r+19=20

We move all terms to the left:

7r-2r-17r+13r+19-(20)=0

We add all the numbers together, and all the variables

r-1=0

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

r=1

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