18-6x=-3(1+1x)

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Solution for 18-6x=-3(1+1x) equation: 



18-6x=-3(1+1x)

We move all terms to the left:

18-6x-(-3(1+1x))=0

We add all the numbers together, and all the variables

-6x-(-3(x+1))+18=0



We calculate terms in parentheses: -(-3(x+1)), so:

-3(x+1)

We multiply parentheses

-3x-3

Back to the equation:

-(-3x-3)



We get rid of parentheses

-6x+3x+3+18=0

We add all the numbers together, and all the variables

-3x+21=0

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

-3x=-21

x=-21/-3

x=+7

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