Mathematics, 11.10.2021 18:20 Snowball080717

A chemical company makes two brands of antifreeze. The first brand is 60% pure antifreeze, and the second brand is 85% pure antifreeze. In order to obtain 150 gallons of a mixture that contains 75% pure antifreeze, how many gallons of each brand of antifreeze must be used?

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A chemical company makes two brands of antifreeze. The first brand is 60% pure antifreeze, and the s...