18=-12-(x-1)(-4)

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Solution for 18=-12-(x-1)(-4) equation: 



18=-12-(x-1)(-4)

We move all terms to the left:

18-(-12-(x-1)(-4))=0

We multiply parentheses ..

-(-12-(-4x+4))+18=0



We calculate terms in parentheses: -(-12-(-4x+4)), so:

-12-(-4x+4)

determiningTheFunctionDomain
-(-4x+4)-12

We get rid of parentheses

4x-4-12

We add all the numbers together, and all the variables

4x-16

Back to the equation:

-(4x-16)



We get rid of parentheses

-4x+16+18=0

We add all the numbers together, and all the variables

-4x+34=0

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

-4x=-34

x=-34/-4

x=8+1/2

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