4r-3=9r=12

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Solution for 4r-3=9r=12 equation: 



4r-3=9r=12

We move all terms to the left:

4r-3-(9r)=0

We add all the numbers together, and all the variables

-5r-3=0

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

-5r=3

r=3/-5

r=-3/5

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