Answer
x = 5, -3
Work Step by Step
(x-4)(x+2) = 7
$x^2-2x-8 = 7$
$x^2-2x-15=0$
$(x-5)(x+3)=0$
x = 5 or -3
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - Chapter Test - Page 156: 8
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
