# Chapter 3 - Solving Inequalities - 3-2 Solving Inequalities Using Addition or Subtraction - Practice and Problem-Solving Exercises - Page 177: 80

Answers may vary. One example: $a = 1, b = 2, c = -4, d= -1$

#### Work Step by Step

$a < b$ is true ($1 < 2$) $c < d$ is true ($-4 < -1$) $a - c < b - d$ is not true ($1 - -4 < 2 - -1$) ($1 - -4 < 2 - -1$) is the same as ($5 < 3$), which is false

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