-9r=+12=-24

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Solution for -9r=+12=-24 equation: 



-9r=+12=-24

We move all terms to the left:

-9r-(+12)=0

We add all the numbers together, and all the variables

-9r-12=0

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

-9r=12

r=12/-9

r=-1+1/3

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