-2(2w-4)=-20

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Solution for -2(2w-4)=-20 equation: 



-2(2w-4)=-20

We move all terms to the left:

-2(2w-4)-(-20)=0

We add all the numbers together, and all the variables

-2(2w-4)+20=0

We multiply parentheses

-4w+8+20=0

We add all the numbers together, and all the variables

-4w+28=0

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

-4w=-28

w=-28/-4

w=+7

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