r+2/3=-1/3

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Solution for r+2/3=-1/3 equation: 



r+2/3=-1/3

We move all terms to the left:

r+2/3-(-1/3)=0

We get rid of parentheses

r+2/3+1/3=0

We multiply all the terms by the denominator


r*3+2+1=0

We add all the numbers together, and all the variables

r*3+3=0

Wy multiply elements

3r+3=0

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

3r=-3

r=-3/3

r=-1

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