Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.4 - Adding and Subtracting Polynomials - Exercise Set - Page 371: 1



Work Step by Step

$(3x+7)+(9x+5)$ Remove both parentheses: $(3x+7)+(9x+5)=3x+7+9x+5=...$ Simplify by combining like terms: $...=(3+9)x+(7+5)=12x+12$
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