-2(w-20)=10

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Solution for -2(w-20)=10 equation: 



-2(w-20)=10

We move all terms to the left:

-2(w-20)-(10)=0

We multiply parentheses

-2w+40-10=0

We add all the numbers together, and all the variables

-2w+30=0

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

-2w=-30

w=-30/-2

w=+15

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