-18-3n=-4-2(1+3n)

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Solution for -18-3n=-4-2(1+3n) equation: 



-18-3n=-4-2(1+3n)

We move all terms to the left:

-18-3n-(-4-2(1+3n))=0

We add all the numbers together, and all the variables

-3n-(-4-2(3n+1))-18=0



We calculate terms in parentheses: -(-4-2(3n+1)), so:

-4-2(3n+1)

determiningTheFunctionDomain
-2(3n+1)-4

We multiply parentheses

-6n-2-4

We add all the numbers together, and all the variables

-6n-6

Back to the equation:

-(-6n-6)



We get rid of parentheses

-3n+6n+6-18=0

We add all the numbers together, and all the variables

3n-12=0

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

3n=12

n=12/3

n=4

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