-4+3r-2r=-8+3r-r

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Solution for -4+3r-2r=-8+3r-r equation: 



-4+3r-2r=-8+3r-r

We move all terms to the left:

-4+3r-2r-(-8+3r-r)=0

We add all the numbers together, and all the variables

3r-2r-(2r-8)-4=0

We add all the numbers together, and all the variables

r-(2r-8)-4=0

We get rid of parentheses

r-2r+8-4=0

We add all the numbers together, and all the variables

-1r+4=0

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

-r=-4

r=-4/-1

r=+4

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