Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.3 - Polynomials and Polynomial Functions - Exercise Set - Page 279: 62

Answer

5x

Work Step by Step

We are given the expression $(4x-4)-(-x-4)$. We can subtract the second polynomial from the first polynomial by adding the opposite of the second polynomial to the first polynomial. $(4x-4)+(x+4)$ We can combine like terms to simplify. $(4x+x)+(-4+4)=5x$
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