Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 8 - Polynomials and Factoring - Chapter Review - Page 536: 15



Work Step by Step

$(8z^{3}-3z^{2}-7)-(z^{3}-z^{2}+9)=$ ...distribute (remove parentheses) $=8z^{3}-3z^{2}-7-z^{3}+z^{2}-9$ ...gather like terms $=7z^{3}-2z^{2}-16$
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