-4=-3r+2r

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



-4=-3r+2r

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-1r)-4=0

We get rid of parentheses

1r-4=0

We add all the numbers together, and all the variables

r-4=0

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

r=4

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