Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.7 - Factoring by Special Products - Exercise Set - Page 310: 68

Answer

$x=-7$

Work Step by Step

Using properties of equality, then, \begin{array}{l} x+7=0\\ x+7-7=0-7\\ x=-7 .\end{array}
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