4r-9-r=3-33

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Solution for 4r-9-r=3-33 equation: 



4r-9-r=3-33

We move all terms to the left:

4r-9-r-(3-33)=0

We add all the numbers together, and all the variables

4r-r-9-(-30)=0

We add all the numbers together, and all the variables

3r+21=0

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

3r=-21

r=-21/3

r=-7

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