Answer
-1
Work Step by Step
Simplifying the expression using the rules of Algebra, we find:
$$\frac{\frac{1}{2}-16-\left(\frac{1}{2}-25\right)}{-4-5} \\ \frac{\frac{1}{2}-16-\left(\frac{1}{2}-25\right)}{9} \\ -\frac{9}{9} \\ -1$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 1 - Linear Functions and Change - 1.2 Rate of Change - Exercises and Problems for Section 1.2 - Skill Refresher - Page 14: S5
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