-6-9r=-6(4r-9)

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Solution for -6-9r=-6(4r-9) equation: 



-6-9r=-6(4r-9)

We move all terms to the left:

-6-9r-(-6(4r-9))=0



We calculate terms in parentheses: -(-6(4r-9)), so:

-6(4r-9)

We multiply parentheses

-24r+54

Back to the equation:

-(-24r+54)



We get rid of parentheses

-9r+24r-54-6=0

We add all the numbers together, and all the variables

15r-60=0

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

15r=60

r=60/15

r=4

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