-3=3+6x+3(x+4)

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Solution for -3=3+6x+3(x+4) equation: 



-3=3+6x+3(x+4)

We move all terms to the left:

-3-(3+6x+3(x+4))=0



We calculate terms in parentheses: -(3+6x+3(x+4)), so:

3+6x+3(x+4)

determiningTheFunctionDomain
6x+3(x+4)+3

We multiply parentheses

6x+3x+12+3

We add all the numbers together, and all the variables

9x+15

Back to the equation:

-(9x+15)



We get rid of parentheses

-9x-15-3=0

We add all the numbers together, and all the variables

-9x-18=0

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

-9x=18

x=18/-9

x=-2

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