Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 3 - Solving Inequalities - 3-3 Solving Inequalities Using Multiplication or Division - Practice and Problem-Solving Exercises - Page 182: 42

Answer

-5

Work Step by Step

To find the missing coefficient, transform the second equation such that the right side is -25. x≤−5⟶ multiply both sides by -5; reverse the inequality x×−5≥−5×−5⟶ multiply −5x≥25 The missing coefficient of x is -5.
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