X-18=2(2x+6)

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



X-18=2(2X+6)

We move all terms to the left:

X-18-(2(2X+6))=0



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

2(2X+6)

We multiply parentheses

4X+12

Back to the equation:

-(4X+12)



We get rid of parentheses

X-4X-12-18=0

We add all the numbers together, and all the variables

-3X-30=0

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

-3X=30

X=30/-3

X=-10

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