SOLUTION: A metalworker has a metal alloy that is 25​% copper and another alloy that is 75​% copper. How many kilograms of each alloy should the metalworker combine to create 50
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Question 1065188: A metalworker has a metal alloy that is 25% copper and another alloy that is 75% copper. How many kilograms of each alloy should the metalworker combine to create 50 kg of a 55% copper alloy?
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
x of the 25%
50-x of the 75%
Target of 55%
x=20 for the 25%
50-x = 30 for the 75%
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