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Back to 3.1 Use a Problem-Solving Strategy

3.1 Exercise 45

Avg difficulty 2.5

Solve using the problem solving strategy for word problems. Remember to write a complete sentence to answer each question.

Huong is organizing paperback and hardback books for her club’s used book sale. The number of paperbacks is 12 less than three times the number of hardbacks. Huong had 162 paperbacks. How many hardback books were there?

OpenStax Elementary Algebra 2e, 3.1 Use a Problem-Solving Strategy, exercise 45

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Adapted from Elementary Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Elementary Algebra 2e. Imported at revision 77a933c.