-2r+9=-

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Solution for -2r+9=- equation: 



-2r+9=-

We move all terms to the left:

-2r+9-(-)=0

We add all the numbers together, and all the variables

-2r+9-0=0

We add all the numbers together, and all the variables

-2r+9=0

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

-2r=-9

r=-9/-2

r=4+1/2

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