Elementary Algebra

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

Chapter 5 - Exponents and Polynomials - Chapter 5 Review Problem Set: 10

Answer

n - 2

Work Step by Step

-2(3n - 1) - 4(2n + 6) + 5(3n + 4) = Use the distributive property to remove round brackets. -6n + 2 - 8n - 24 + 15n + 20 = Group similar terms. (-6n - 8n + 15n) + (2 - 24 + 20) = Simplify. n - 2
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