Use a system of linear equations to solve Exercises 7384. How many ounces of a 15% alcohol

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Use a system of linear equations to solve Exercises 73–84.

How many ounces of a 15% alcohol solution must be mixed with 4 ounces of a 20% alcohol solution to make a 17% alcohol solution?

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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