Answer
$-60$
Work Step by Step
To solve $4-x^2$ where $x=-8$, first plug $-8$ into the expression.
$4-(-8)^2$
Carry out the order of operations.
$4-64$. Subtract.
$-60$
Prealgebra (7th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321955048
ISBN 13:
978-0-32195-504-3
Chapter 2 - Section 2.5 - Order of Operations - Practice - Page 137: 14
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