-2+7r=30

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Solution for -2+7r=30 equation: 



-2+7r=30

We move all terms to the left:

-2+7r-(30)=0

We add all the numbers together, and all the variables

7r-32=0

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

7r=32

r=32/7

r=4+4/7

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