Solve the system by substitution. 3x - 7y = 15 3x + 7y = 15

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Solve the system by substitution.

3x - 7y = 15

3x + 7y = 15

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College Algebra

ISBN: 978-0134697024

12th edition

Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

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