Mathematics, 20.11.2020 06:40 pleasehelp5334me2

A chemical company makes two brands of antifreeze. The first brand is 45% pure antifreeze, and the second brand is 95% pure antifreeze. In order to obtain 160 gallons of mixture that contains 85% 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 45% pure antifreeze, and the s...