19+2r=79

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Solution for 19+2r=79 equation: 



19+2r=79

We move all terms to the left:

19+2r-(79)=0

We add all the numbers together, and all the variables

2r-60=0

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

2r=60

r=60/2

r=30

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