Answer
5
Work Step by Step
We simplify the exponents in the parenthesis, then parenthesis. We have $(40+24)\div8-(2^{2}-1)=(40+24)\div8-(4-1)=64\div8-3=8-3=5$.
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 1 - Expressions, Equations, and Inequalities - 1-2 Properties of Real Numbers - Practice and Problem-Solving Exercises - Page 17: 81
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