Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 3 - Section 3.5 - Exponential Growth and Decay; Modeling Data - Exercise Set - Page 509: 87



Work Step by Step

Let $x$ be the computer’s price before the reduction. According to the information given in the question, we have$$x-\frac{60}{100}x=440 \quad \Rightarrow \quad 10x-6x=4400 \quad \Rightarrow \quad 4x=4400 \quad \Rightarrow \quad x=1100.$$
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.