Answer
$z \lt5.3$
Work Step by Step
We start with:
$z-1.4\lt3.9$
In order to undo subtraction, we use addition, so we add 1.4 to both sides to isolate the variable z, giving us:
$z\lt5.3$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
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 175: 56
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