42=3(4n-2)

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Solution for 42=3(4n-2) equation: 



42=3(4n-2)

We move all terms to the left:

42-(3(4n-2))=0



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

3(4n-2)

We multiply parentheses

12n-6

Back to the equation:

-(12n-6)



We get rid of parentheses

-12n+6+42=0

We add all the numbers together, and all the variables

-12n+48=0

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

-12n=-48

n=-48/-12

n=+4

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