Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.4 - Linear Inequalities and Problem Solving - Exercise Set - Page 86: 72

Answer

7 oz

Work Step by Step

We subtract the 88 cents: 1.12 Now, we use an inequality to find: $$ 1.12 \ge .17x$$ This gives: $$ 6 \ge x$$ You can send one more than this, since, we subtracted the cost of the first ounce before starting the problem. Thus, 7 ounces is the correct answer.
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