Algebra: A Combined Approach (4th Edition)

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

Chapter 1 - Section 1.7 - Properties of Real Numbers - Exercise Set: 47

Answer

$8m-4n$

Work Step by Step

$-4(1-2m+n)+4=(-4)(1)-(-4)(2m)+(-4)(n)+4=-4-(-1)(4*2)(m)+(-1)(4)(n)+4=-4+8m-4n+4=8m-4n$
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