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Back to 5.4 Solve Applications with Systems of Equations

5.4 Exercise 56

Avg difficulty 2.5

Translate to a system of equations and solve.

Troy and Lisa were shopping for school supplies. Each purchased different quantities of the same notebook and thumb drive. Troy bought four notebooks and five thumb drives for $116. Lisa bought two notebooks and three thumb dives for $68. Find the cost of each notebook and each thumb drive.

OpenStax Elementary Algebra 2e, 5.4 Solve Applications with Systems of Equations, exercise 56

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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.