42=l+(l*2)

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Solution for 42=l+(l*2) equation: 



42=l+(l*2)

We move all terms to the left:

42-(l+(l*2))=0

We add all the numbers together, and all the variables

-(l+(+l*2))+42=0



We calculate terms in parentheses: -(l+(+l*2)), so:

l+(+l*2)

We get rid of parentheses

l+l*2

Wy multiply elements

l+2l

We add all the numbers together, and all the variables

3l

Back to the equation:

-(3l)



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

-3l=-42

l=-42/-3

l=+14

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