r+4/3-20=-2r

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Solution for r+4/3-20=-2r equation: 



r+4/3-20=-2r

We move all terms to the left:

r+4/3-20-(-2r)=0

We get rid of parentheses

r+2r-20+4/3=0

We multiply all the terms by the denominator


r*3+2r*3+4-20*3=0

We add all the numbers together, and all the variables

r*3+2r*3-56=0

Wy multiply elements

3r+6r-56=0

We add all the numbers together, and all the variables

9r-56=0

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

9r=56

r=56/9

r=6+2/9

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