-57=-6(4+5r)=-3

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Solution for -57=-6(4+5r)=-3 equation: 



-57=-6(4+5r)=-3

We move all terms to the left:

-57-(-6(4+5r))=0

We add all the numbers together, and all the variables

-(-6(5r+4))-57=0



We calculate terms in parentheses: -(-6(5r+4)), so:

-6(5r+4)

We multiply parentheses

-30r-24

Back to the equation:

-(-30r-24)



We get rid of parentheses

30r+24-57=0

We add all the numbers together, and all the variables

30r-33=0

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

30r=33

r=33/30

r=1+1/10

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