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 174: 28


$p \gt3$

Work Step by Step

$p-1.5\gt 1.5$ : add 1.5 to both sides $p-1.5+1.5\gt 1.5+1.5$ : simplify $p\gt 3$ Verify that 3 is not a solution. $3-1.5\overset?\gt1.5$ $1.5\ /\!\!\!\!\!\gt1.5\checkmark$ Verify that a number greater than 3 is a solution. $6-1.5\overset?\gt 1.5$ $4.5\gt 1.5\checkmark$
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