-48=-12-3(x-9)

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Solution for -48=-12-3(x-9) equation: 



-48=-12-3(x-9)

We move all terms to the left:

-48-(-12-3(x-9))=0



We calculate terms in parentheses: -(-12-3(x-9)), so:

-12-3(x-9)

determiningTheFunctionDomain
-3(x-9)-12

We multiply parentheses

-3x+27-12

We add all the numbers together, and all the variables

-3x+15

Back to the equation:

-(-3x+15)



We get rid of parentheses

3x-15-48=0

We add all the numbers together, and all the variables

3x-63=0

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

3x=63

x=63/3

x=21

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