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Asked by
Jody
A jeweler wants to make a 1 ounce ring composed of gold and silver, using $200 worth of metal. If gold costs $6000 per ounce and silver is $50 per ounce, how much of eat metal should she use?
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Answered by
Steve
If x oz. of gold, we have
6000x + 50(1-x) = 200
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