4r+2=r+7

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Solution for 4r+2=r+7 equation: 



4r+2=r+7

We move all terms to the left:

4r+2-(r+7)=0

We get rid of parentheses

4r-r-7+2=0

We add all the numbers together, and all the variables

3r-5=0

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

3r=5

r=5/3

r=1+2/3

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