Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Appendix A - Exercise Set - Page 975: 26



Work Step by Step

$(5x^2-6)+(2x^2-4x+8)$ Group like terms $=5x^2+2x^2-4x-6+8$ Combine like terms $=7x^2-4x+2$
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