Mathematics, 13.12.2021 01:10, Jwelch4171

a metal worker has a metal alloy that is 20% copper and another alloy that is 55% copper. how many kilograms of each alloy should the metalworker combine to create 50kg of a 48% copper alloy?

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a metal worker has a metal alloy that is 20% copper and another alloy that is 55% copper. how many k...