-7w-42=7(w-4)

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Solution for -7w-42=7(w-4) equation: 



-7w-42=7(w-4)

We move all terms to the left:

-7w-42-(7(w-4))=0



We calculate terms in parentheses: -(7(w-4)), so:

7(w-4)

We multiply parentheses

7w-28

Back to the equation:

-(7w-28)



We get rid of parentheses

-7w-7w+28-42=0

We add all the numbers together, and all the variables

-14w-14=0

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

-14w=14

w=14/-14

w=-1

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