r+2r=14

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Solution for r+2r=14 equation: 



r+2r=14

We move all terms to the left:

r+2r-(14)=0

We add all the numbers together, and all the variables

3r-14=0

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

3r=14

r=14/3

r=4+2/3

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