4r-7=7r-5

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Solution for 4r-7=7r-5 equation: 



4r-7=7r-5

We move all terms to the left:

4r-7-(7r-5)=0

We get rid of parentheses

4r-7r+5-7=0

We add all the numbers together, and all the variables

-3r-2=0

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

-3r=2

r=2/-3

r=-2/3

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