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: 3

Answer

$11r^3+11$

Work Step by Step

We start with the given expression: $(5r^3+8)+(6r^3+3)$ We remove the parentheses using the distributive property: $5r^3+8+6r^3+3$ We use the commutative and associative properties of addition to group like terms: $(5r^3+6r^3)+(8+3)$ We add like terms: $11r^3+11$
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