Question: help Solve the following word problem by first defining your variable, setting up the equation, and then solving: A chemist has one solution that is

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Solve the following word problem by first defining your variable, setting up the equation, and then solving: A chemist has one solution that is 15% alcohol and another that is 45% alcohol. She wants to make 60 liters that is 25% alcohol by mixing the two solutions. How many liters of each should be used?

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