2(r-11)+-1=11

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Solution for 2(r-11)+-1=11 equation: 



2(r-11)+-1=11

We move all terms to the left:

2(r-11)+-1-(11)=0

determiningTheFunctionDomain
2(r-11)-1-11+=0

We add all the numbers together, and all the variables

2(r-11)=0

We multiply parentheses

2r-22=0

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

2r=22

r=22/2

r=11

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