-18=2(3x+1)-2x

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Solution for -18=2(3x+1)-2x equation: 



-18=2(3x+1)-2x

We move all terms to the left:

-18-(2(3x+1)-2x)=0



We calculate terms in parentheses: -(2(3x+1)-2x), so:

2(3x+1)-2x

We add all the numbers together, and all the variables

-2x+2(3x+1)

We multiply parentheses

-2x+6x+2

We add all the numbers together, and all the variables

4x+2

Back to the equation:

-(4x+2)



We get rid of parentheses

-4x-2-18=0

We add all the numbers together, and all the variables

-4x-20=0

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

-4x=20

x=20/-4

x=-5

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