-42=2w+3(w-4)

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



-42=2w+3(w-4)

We move all terms to the left:

-42-(2w+3(w-4))=0



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

2w+3(w-4)

We multiply parentheses

2w+3w-12

We add all the numbers together, and all the variables

5w-12

Back to the equation:

-(5w-12)



We get rid of parentheses

-5w+12-42=0

We add all the numbers together, and all the variables

-5w-30=0

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

-5w=30

w=30/-5

w=-6

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