Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 11 - Additional Topics - 11.4 - Complex Numbers - Problem Set 11.4: 22

Answer

-15+6i

Work Step by Step

We first use the distributive property to simplify. Then, we combine like terms to obtain: $(-7-3i)-(8-9i)$ =$-7-3i-8+9i$ =$-7-8-3i+9i$ =$-15+6i$
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.