SOLUTION: A storekeeper wishes to sell 100 pounds of mixed nuts for $1.75 a pound. He mixes peanuts worth $1.65 a pound with cashews worth $1.90 a pound. How many pounds of each does he use?
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Question 1005331: A storekeeper wishes to sell 100 pounds of mixed nuts for $1.75 a pound. He mixes peanuts worth $1.65 a pound with cashews worth $1.90 a pound. How many pounds of each does he use? Answer by josmiceli(19441) (Show Source):
You can put this solution on YOUR website! Let = pounds of peanuts used
Let
(2) ( in cents )
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(2)
(2)
Multiply both sides of (1) by and subtract (1) from (2)
(2)
(1)
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and
(1)
(1)
60 pounds of peanuts are used
40 pounds of cashews are used
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check:
(2)
(2)
(2)
(2)
(2)
OK
