Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 8 - Polynomials and Factoring - 8-1 Adding and Subtracting Polynomials - Lesson Check - Page 477: 4



Work Step by Step

We start with the given expression: $(x^2-2)-(3x+5)$ We remove the parentheses using the distributive property: $x^2-2-3x-5$ We use the commutative and associative properties of addition to group like terms: $x^2-3x+(-2-5)$ We combine the like terms: $x^2-3x-7$
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