Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Mid-Chapter Check Point - Page 155: 8



Work Step by Step

Change the percent to decimal by moving the decimal point two spaces the left. 30%=0.30 A=PB 12=0.3(B) $\frac{12}{0.3}$=B 40=B B=40
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