College Algebra (11th Edition)

Published by Pearson
ISBN 10: 0321671791
ISBN 13: 978-0-32167-179-0

Chapter 1 - Section 1.5 - Applications and Modeling with Quadratic Equations - 1.5 Exercises - Page 119: 13


The pair of integers is 20 and 22.

Work Step by Step

$$(x+2)^2-x^2=84$$ $$x^2+4x+4-x^2=84$$ $$4x+4=84$$ $$4x=80$$ $$x=20$$ The pair of integers is 20 and 22.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After 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.