5-r=2r-1

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Solution for 5-r=2r-1 equation: 



5-r=2r-1

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1r-(2r-1)+5=0

We get rid of parentheses

-1r-2r+1+5=0

We add all the numbers together, and all the variables

-3r+6=0

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

-3r=-6

r=-6/-3

r=+2

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