2=20-9w

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Solution for 2=20-9w equation: 



2=20-9w

We move all terms to the left:

2-(20-9w)=0

We add all the numbers together, and all the variables

-(-9w+20)+2=0

We get rid of parentheses

9w-20+2=0

We add all the numbers together, and all the variables

9w-18=0

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

9w=18

w=18/9

w=2

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