SOLUTION: how much of an alloy that is 30% should be mixed with 500 ounces of an alloy that is 70% copper in order to get an alloy that is 50% copper
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Question 357440: how much of an alloy that is 30% should be mixed with 500 ounces of an alloy that is 70% copper in order to get an alloy that is 50% copper
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
(x)(30%) + (500)(70%) = (500 + x)(50%)
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