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 - 8-2 Multiplying and Factoring - Practice and Problem-Solving Exercises: 49

Answer

8$x^{2}$+4x+5

Work Step by Step

Given: (5$x^{2}$+4x-2)+(3$x^{2}$+7) Simplify parenthesis: 5$x^{2}$+4x-2+3$x^{2}$+7 Combine like terms: (5$x^{2}$+3$x^{2}$)+4x+(-2+7) Simplify: 8$x^{2}$+4x+5
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