-3r+8+2r=-1

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Solution for -3r+8+2r=-1 equation: 



-3r+8+2r=-1

We move all terms to the left:

-3r+8+2r-(-1)=0

We add all the numbers together, and all the variables

-1r+9=0

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

-r=-9

r=-9/-1

r=+9

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