-18=2x-6(x+1)

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Solution for -18=2x-6(x+1) equation: 



-18=2x-6(x+1)

We move all terms to the left:

-18-(2x-6(x+1))=0



We calculate terms in parentheses: -(2x-6(x+1)), so:

2x-6(x+1)

We multiply parentheses

2x-6x-6

We add all the numbers together, and all the variables

-4x-6

Back to the equation:

-(-4x-6)



We get rid of parentheses

4x+6-18=0

We add all the numbers together, and all the variables

4x-12=0

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

4x=12

x=12/4

x=3

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