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A paint mixer wants to mix paint that is 15% gloss with paint that is 30% gloss to make 5 gallons of paint that is 20% gloss. How many gallons of each paint should paint mixer mix together?

Respuesta :

bcalle
The equation would be   .15x + .30(5-x) = .2(5)
Solving I got 3 1/3 gal 15% gloss, 1 2/3 gal 20% gloss

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