2-r=-16

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Solution for 2-r=-16 equation: 



2-r=-16

We move all terms to the left:

2-r-(-16)=0

We add all the numbers together, and all the variables

-1r+18=0

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

-r=-18

r=-18/-1

r=+18

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