-3=r/3+-2

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



-3=r/3+-2

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(r/3-2)-3=0

We get rid of parentheses

-r/3+2-3=0

We multiply all the terms by the denominator


-r+2*3-3*3=0

We add all the numbers together, and all the variables

-1r-3=0

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

-r=3

r=3/-1

r=-3

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