Answer
-41.3
Work Step by Step
In order to follow order of operations, we first multiply and then we add:
$0.5(74)-0.9(87)$
=$(0.5\times74)-(0.9\times87)$
=$(37)-(78.3)$
=$(-41.3)$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 2 - Real Numbers - 2.3 - Real Numbers and Algebraic Expressions - Problem Set 2.3 - Page 68: 48
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