Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - 4.4 Addition and Subtraction of Polynomials - 4.4 Exercise Set: 9

Answer

$4x+9$

Work Step by Step

By combining like terms, the given expression, $ (3x+2)+(x+7) $, simplifies to \begin{array}{l} (3x+x)+(7+2) \\\\= 4x+9 .\end{array}
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