SOLUTION: A chemical company makes two brands of antifreeze. The first brand is 20% pure antifreeze, and the second is 45% pure antifreeze. In order to obtain 80 gallons of a mixture that co

SOLUTION: A chemical company makes two brands of antifreeze. The first brand is 20% pure antifreeze, and the second is 45% pure antifreeze. In order to obtain 80 gallons of a mixture that co

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Question 1159808: A chemical company makes two brands of antifreeze. The first brand is 20% pure antifreeze, and the second is 45% pure antifreeze. In order to obtain 80 gallons of a mixture that contains 40% pure antifreeze, how many gallons of each brand of antifreeze must be used?
Answer by josgarithmetic(39625) (Show Source): You can put this solution on YOUR website!
gallons of the 20%

gallons of the 45%
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