4r-7=55

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Solution for 4r-7=55 equation: 



4r-7=55

We move all terms to the left:

4r-7-(55)=0

We add all the numbers together, and all the variables

4r-62=0

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

4r=62

r=62/4

r=15+1/2

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