4(r+7)=r

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Solution for 4(r+7)=r equation: 



4(r+7)=r

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1r+4(r+7)=0

We multiply parentheses

-1r+4r+28=0

We add all the numbers together, and all the variables

3r+28=0

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

3r=-28

r=-28/3

r=-9+1/3

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