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: 25

Answer

5n - 6

Work Step by Step

We write an expression to express this addition problem: (-4$n^{2}$ - n - 1) + (4$n^{2}$ + 6n -5) = Group similar terms. (-4$n^{2}$ + 4$n^{2}$) + (6n -n) + (-5 -1) = Simplify. 0 + 5n - 6 = 5n - 6
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