-20=4(w-4)-8w

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Solution for -20=4(w-4)-8w equation: 



-20=4(w-4)-8w

We move all terms to the left:

-20-(4(w-4)-8w)=0



We calculate terms in parentheses: -(4(w-4)-8w), so:

4(w-4)-8w

We add all the numbers together, and all the variables

-8w+4(w-4)

We multiply parentheses

-8w+4w-16

We add all the numbers together, and all the variables

-4w-16

Back to the equation:

-(-4w-16)



We get rid of parentheses

4w+16-20=0

We add all the numbers together, and all the variables

4w-4=0

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

4w=4

w=4/4

w=1

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