18+2x=-6(7+3x)

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Solution for 18+2x=-6(7+3x) equation: 



18+2x=-6(7+3x)

We move all terms to the left:

18+2x-(-6(7+3x))=0

We add all the numbers together, and all the variables

2x-(-6(3x+7))+18=0



We calculate terms in parentheses: -(-6(3x+7)), so:

-6(3x+7)

We multiply parentheses

-18x-42

Back to the equation:

-(-18x-42)



We get rid of parentheses

2x+18x+42+18=0

We add all the numbers together, and all the variables

20x+60=0

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

20x=-60

x=-60/20

x=-3

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