-7-4r=-7(1+6r)

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Solution for -7-4r=-7(1+6r) equation: 



-7-4r=-7(1+6r)

We move all terms to the left:

-7-4r-(-7(1+6r))=0

We add all the numbers together, and all the variables

-4r-(-7(6r+1))-7=0



We calculate terms in parentheses: -(-7(6r+1)), so:

-7(6r+1)

We multiply parentheses

-42r-7

Back to the equation:

-(-42r-7)



We get rid of parentheses

-4r+42r+7-7=0

We add all the numbers together, and all the variables

38r=0

r=0/38

r=0

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