33r/3-7r-8=20

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Solution for 33r/3-7r-8=20 equation: 



33r/3-7r-8=20

We move all terms to the left:

33r/3-7r-8-(20)=0

We add all the numbers together, and all the variables

-7r+33r/3-28=0

We multiply all the terms by the denominator


-7r*3+33r-28*3=0

We add all the numbers together, and all the variables

33r-7r*3-84=0

Wy multiply elements

33r-21r-84=0

We add all the numbers together, and all the variables

12r-84=0

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

12r=84

r=84/12

r=7

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