-18=2x+2(-2x-19)

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Solution for -18=2x+2(-2x-19) equation: 



-18=2x+2(-2x-19)

We move all terms to the left:

-18-(2x+2(-2x-19))=0



We calculate terms in parentheses: -(2x+2(-2x-19)), so:

2x+2(-2x-19)

We multiply parentheses

2x-4x-38

We add all the numbers together, and all the variables

-2x-38

Back to the equation:

-(-2x-38)



We get rid of parentheses

2x+38-18=0

We add all the numbers together, and all the variables

2x+20=0

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

2x=-20

x=-20/2

x=-10

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