-0.5r-1=-r-2

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Solution for -0.5r-1=-r-2 equation: 



-0.5r-1=-r-2

We move all terms to the left:

-0.5r-1-(-r-2)=0

We add all the numbers together, and all the variables

-0.5r-(-1r-2)-1=0

We get rid of parentheses

-0.5r+1r+2-1=0

We add all the numbers together, and all the variables

0.5r+1=0

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

0.5r=-1

r=-1/0.5

r=-2

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