Answer
It is possible to make a & c negative while b & d are positive
$a=-1, b=1, c=-2, d=2$
Work Step by Step
$a\lt b$ -- $-1\lt1$ true
$c\lt b$ -- $-2\lt2$ true
$a-c\lt b-d$ -- $3\lt-2$ false
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 3 - Solving Inequalities - 3-2 Solving Inequalities Using Addition or Subtraction - Practice and Problem-Solving Exercises - Page 177: 80
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