4r+31=7(r+1)

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Solution for 4r+31=7(r+1) equation: 



4r+31=7(r+1)

We move all terms to the left:

4r+31-(7(r+1))=0



We calculate terms in parentheses: -(7(r+1)), so:

7(r+1)

We multiply parentheses

7r+7

Back to the equation:

-(7r+7)



We get rid of parentheses

4r-7r-7+31=0

We add all the numbers together, and all the variables

-3r+24=0

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

-3r=-24

r=-24/-3

r=+8

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