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25w-2.8w=149.1
We move all terms to the left:
25w-2.8w-(149.1)=0
We add all the numbers together, and all the variables
22.2w-149.1=0
We move all terms containing w to the left, all other terms to the right
22.2w=149.1
w=149.1/22.2
w=6+8.3684210526316/11.684210526316
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