Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Section 1.2 - Operations with Real Numbers and Simplifying Algebraic Expressions - Exercise Set - Page 28: 121



Work Step by Step

Rearrange and group like terms, and then simplify using the distributive property to find: $=(10x^2+2x^2)+(6x+4x) \\=(10+2)x^2+(6+4)x \\=12x^2+10x$
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