-4=-4w+2(w+7)

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Solution for -4=-4w+2(w+7) equation: 



-4=-4w+2(w+7)

We move all terms to the left:

-4-(-4w+2(w+7))=0



We calculate terms in parentheses: -(-4w+2(w+7)), so:

-4w+2(w+7)

We multiply parentheses

-4w+2w+14

We add all the numbers together, and all the variables

-2w+14

Back to the equation:

-(-2w+14)



We get rid of parentheses

2w-14-4=0

We add all the numbers together, and all the variables

2w-18=0

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

2w=18

w=18/2

w=9

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