4r-7=23

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Solution for 4r-7=23 equation: 



4r-7=23

We move all terms to the left:

4r-7-(23)=0

We add all the numbers together, and all the variables

4r-30=0

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

4r=30

r=30/4

r=7+1/2

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