-163=-7-6(-5r-9)

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Solution for -163=-7-6(-5r-9) equation: 



-163=-7-6(-5r-9)

We move all terms to the left:

-163-(-7-6(-5r-9))=0



We calculate terms in parentheses: -(-7-6(-5r-9)), so:

-7-6(-5r-9)

determiningTheFunctionDomain
-6(-5r-9)-7

We multiply parentheses

30r+54-7

We add all the numbers together, and all the variables

30r+47

Back to the equation:

-(30r+47)



We get rid of parentheses

-30r-47-163=0

We add all the numbers together, and all the variables

-30r-210=0

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

-30r=210

r=210/-30

r=-7

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