Algebra 1

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

Chapter 3 - Solving Inequalities - Chapter Review - 3-2 Solving Inequalities Using Addition or Subtraction - Page 223: 15


$-12\lt t$

Work Step by Step

$-4\lt t+8\longrightarrow$ subtract 8 from each side $-4-8\lt t+8-8\longrightarrow$ subtract $-12\lt t$ An open dot will show that -12 is not included in the solution set. Since the variable is greater than the endpoint, the arrow will continue to the right in the direction of increasing value.
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