22=8-2r

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Solution for 22=8-2r equation: 



22=8-2r

We move all terms to the left:

22-(8-2r)=0

We add all the numbers together, and all the variables

-(-2r+8)+22=0

We get rid of parentheses

2r-8+22=0

We add all the numbers together, and all the variables

2r+14=0

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

2r=-14

r=-14/2

r=-7

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