Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 3 - Solving Inequalities - 3-2 Solving Inequalities Using Addition or Subtraction - Practice and Problem-Solving Exercises - Page 177: 79


not true for all real numbers

Work Step by Step

As shown by the following counterexample, the statement is not always true. Let x=5, y=1 and w=6. $x\gt y$ $5\overset?\gt1\checkmark$ $x\gt y+w$ $5\overset?\gt1+6$ $5\ /\!\!\!\!\!\gt 7\ \ X$
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