SOLUTION: If you have 200 ounces of 50% copper how many ounces of 20% copper would you add to get a 30% alloy?
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Question 241085
:
If you have 200 ounces of 50% copper how many ounces of 20% copper would you add to get a 30% alloy?
Answer by
nyc_function(2645)
(
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):
You can
put this solution on YOUR website!
first mixture + second mixture = total mixture
0.50(200) + 0.20x = 0.30(x + 200)
Can you solve for x now?
