SOLUTION: a certain alloy contails 75% copper and a second alloy 35% copper. how many kilograms of the second alloy must be added to 62 kilograms of the first to form an alloy that is 50% co
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Question 335306: a certain alloy contails 75% copper and a second alloy 35% copper. how many kilograms of the second alloy must be added to 62 kilograms of the first to form an alloy that is 50% copper?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let A be the amount of 35% alloy.
kg
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