Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter R - Section R.2 - Operations on Real Numbers - R.2 Exercises - Page 22: 128


(a) $-\$222.73$ (b) $-\$179.79$

Work Step by Step

(a) We calculate Charlene's balance: $-\$237.59+\$47.25-\$12.39-\$20.00$ $=-\$222.73$ Thus she should make a payment of $\$222.73$ to achieve $\$0$ balance. (b) We start with the balance from (a) and include the new changes to the account: $-\$222.73+\$75.00-\$32.06$ $=-\$179.79$
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