-18=(2r-4)/(-3)

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Solution for -18=(2r-4)/(-3) equation: 



-18=(2r-4)/(-3)

We move all terms to the left:

-18-((2r-4)/(-3))=0

We multiply all the terms by the denominator


-((2r-4)-18*(-3))=0



We calculate terms in parentheses: -((2r-4)-18*(-3)), so:

(2r-4)-18*(-3)

We add all the numbers together, and all the variables

(2r-4)+54

We get rid of parentheses

2r-4+54

We add all the numbers together, and all the variables

2r+50

Back to the equation:

-(2r+50)



We get rid of parentheses

-2r-50=0

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

-2r=50

r=50/-2

r=-25

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