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: 1

Answer

8$x^{2}$ - 13x + 2

Work Step by Step

(5$x^{2}$ - 6x + 4) + (3$x^{2}$ - 7x - 2) = Remove round brackets. 5$x^{2}$ - 6x + 4 + 3$x^{2}$ - 7x - 2 = Group similar terms. (5$x^{2}$ + 3$x^{2}$) + (-6x - 7x) + (4 - 2) = Simplify. 8$x^{2}$ - 13x + 2
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