42=3(3n+2)

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Solution for 42=3(3n+2) equation: 



42=3(3n+2)

We move all terms to the left:

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



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

3(3n+2)

We multiply parentheses

9n+6

Back to the equation:

-(9n+6)



We get rid of parentheses

-9n-6+42=0

We add all the numbers together, and all the variables

-9n+36=0

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

-9n=-36

n=-36/-9

n=+4

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