15.9-2w=3.1

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Solution for 15.9-2w=3.1 equation: 



15.9-2w=3.1

We move all terms to the left:

15.9-2w-(3.1)=0

We add all the numbers together, and all the variables

-2w+12.8=0

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

-2w=-12.8

w=-12.8/-2

w=6+0.8/2

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