Algebra 1: Common Core (15th Edition)

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 174: 17



Work Step by Step

t−4≥−7 : add 4 to both sides t−4+4≥−7+4 : simplify t≥−3 Verify that -3 is a solution at the endpoint. −3−4=?−7 −7=−7✓ Verify that a number greater than -3 is a solution. 0−4≥?−7 −4≥−7✓
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