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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(-6+3(2x+3)), so:

-6+3(2x+3)

determiningTheFunctionDomain
3(2x+3)-6

We multiply parentheses

6x+9-6

We add all the numbers together, and all the variables

6x+3

Back to the equation:

-(6x+3)



We get rid of parentheses

-6x-3+18=0

We add all the numbers together, and all the variables

-6x+15=0

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

-6x=-15

x=-15/-6

x=2+1/2

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