Solve the problem. An arithmetic sequence has a 1 = -6 and a 9 = 18. Find

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Solve the problem.

An arithmetic sequence has a1 = -6 and a9 = 18. Find a7.

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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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