Algebra: A Combined Approach (4th Edition)

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

Chapter 1 - Section 1.8 - Simplifying Expressions - Exercise Set - Page 80: 56



Work Step by Step

$7(2x+5)-4(x+2)-20x$ Multiply $7$ by every term inside its respective parentheses. Do the same for $-4$: $7(2x+5)-4(x+2)-20x=14x+35-4x-8-20x=...$ Simplify like terms: $...=-10x+27=27-10x$
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