12.1+2w=-17.9

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Solution for 12.1+2w=-17.9 equation: 



12.1+2w=-17.9

We move all terms to the left:

12.1+2w-(-17.9)=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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