SOLUTION: How many kg of 15% cooper alloy must be melted with 45% copper alloy to obtain 60 kg of a 32% copper alloy

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Question 612263: How many kg of 15% cooper alloy must be melted with 45% copper alloy to obtain 60 kg of a 32% copper alloy
Answer by richwmiller(9143) About Me  (Show Source):
You can put this solution on YOUR website!
x+y=60
.15x+.45y=.32*60