-2+3r=9

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Solution for -2+3r=9 equation: 



-2+3r=9

We move all terms to the left:

-2+3r-(9)=0

We add all the numbers together, and all the variables

3r-11=0

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

3r=11

r=11/3

r=3+2/3

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