20-2w=18

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Solution for 20-2w=18 equation: 



20-2w=18

We move all terms to the left:

20-2w-(18)=0

We add all the numbers together, and all the variables

-2w+2=0

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

-2w=-2

w=-2/-2

w=1

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