An equation that expresses a relationship between two or more variables, such as H = 9/10(220 -

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An equation that expresses a relationship between two or more variables, such as H = 9/10(220 - a), is called a/an________ . The process of finding such equations to describe real-world phenomena is called mathematical________ . Such equations, together with the meaning assigned to the variables, are called mathematical__________.

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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