Mathematics, 23.06.2019 22:00 emily12403
Ametalworker has a metal alloy that is 30% copper and another alloy that is 55% copper. how many kilograms of each alloy should the metalworker combine to create 50 kg of a 45% copper alloy?
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What is the value of x in the following equation? -3x-2=2x+8
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Given: pqrs is a parallelogram prove: pr and qs bisect each other at t
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Ametalworker has a metal alloy that is 30% copper and another alloy that is 55% copper. how many kil...
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