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OpenStudy (anonymous):
How much of an alloy that is 40% copper should be mixed with 300 ounces of an alloy that is 60% copper in order to get an alloy that is 50% copper
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OpenStudy (anonymous):
.4*x +.6*300 = .5(x+300)
OpenStudy (anonymous):
x=300 Right?
OpenStudy (anonymous):
yep
OpenStudy (anonymous):
Thank you!
OpenStudy (anonymous):
sure!
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