2+3r=4r-2r+9

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Solution for 2+3r=4r-2r+9 equation: 



2+3r=4r-2r+9

We move all terms to the left:

2+3r-(4r-2r+9)=0

We add all the numbers together, and all the variables

3r-(2r+9)+2=0

We get rid of parentheses

3r-2r-9+2=0

We add all the numbers together, and all the variables

r-7=0

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

r=7

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