Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 10 - Cumulative Review - Page 731: 34

Answer

$9=0.45x$

Work Step by Step

A percentage is converted to a decimal by moving the decimal 2 places to the left, so 45% is 0.45. "Is" indicates the expression is an equality. "Of" indicates multiplication. "What number" is represented by the variable x.
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