College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 5 - Systems of Equations and Inequalities - Exercise Set 5.1 - Page 529: 68


According to the model, in 2020, 48 percent of americans will favor the death penalty and 48 percent will oppose it.

Work Step by Step

Solve the second equation for y in terms of x and then substitute it into the first equation. Since x is the number of years after 1988, this corresponds to the year 1988 + 32 = 2020.
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