Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - Chapter Test - Page 73: 5



Work Step by Step

$-20-(-5)\times(-2^2)$ simplify the exponent; the exponent is inside the parentheses, so you square 2, not -2 $=-20-(-5)\times(-4)$ multiply $=-20-20$ subtract $=-40$
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