12=2(2n-4)

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Solution for 12=2(2n-4) equation: 



12=2(2n-4)

We move all terms to the left:

12-(2(2n-4))=0



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

2(2n-4)

We multiply parentheses

4n-8

Back to the equation:

-(4n-8)



We get rid of parentheses

-4n+8+12=0

We add all the numbers together, and all the variables

-4n+20=0

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

-4n=-20

n=-20/-4

n=+5

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