-5+r=3r-r

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Solution for -5+r=3r-r equation: 



-5+r=3r-r

We move all terms to the left:

-5+r-(3r-r)=0

We add all the numbers together, and all the variables

r-(+2r)-5=0

We get rid of parentheses

r-2r-5=0

We add all the numbers together, and all the variables

-1r-5=0

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

-r=5

r=5/-1

r=-5

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