2w+2(w-4)=20

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



2w+2(w-4)=20

We move all terms to the left:

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

We multiply parentheses

2w+2w-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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