-18=-3(4+2n)+6(1-1n)

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Solution for -18=-3(4+2n)+6(1-1n) equation: 



-18=-3(4+2n)+6(1-1n)

We move all terms to the left:

-18-(-3(4+2n)+6(1-1n))=0

We add all the numbers together, and all the variables

-(-3(2n+4)+6(-1n+1))-18=0



We calculate terms in parentheses: -(-3(2n+4)+6(-1n+1)), so:

-3(2n+4)+6(-1n+1)

We multiply parentheses

-6n-6n-12+6

We add all the numbers together, and all the variables

-12n-6

Back to the equation:

-(-12n-6)



We get rid of parentheses

12n+6-18=0

We add all the numbers together, and all the variables

12n-12=0

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

12n=12

n=12/12

n=1

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