Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 5 - Exponents and Polynomials - 5.1 - Addition and Subtraction of Polynomials - Problem Set 5.1: 51

Answer

$x+11$

Work Step by Step

By using the distributive property, removing the grouping symbols, and then combining like terms, the given expression, $ (5x+3)-(7x-2)+(3x+6) ,$ simplifies to \begin{array}{l}\require{cancel} 5x+3-7x+2+3x+6 \\\\= (5x-7x+3x)+(3+2+6) \\\\= x+11 .\end{array}
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