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Back to 4.4 Solve Systems of Equations with Three Variables

4.4 Exercise 20

Avg difficulty 2.5

The community college fine arts department sold three kinds of tickets to its latest dance presentation. The adult tickets sold for $20, the student tickets for $12 and the child tickets for $10.The fine arts department was thrilled to have sold 350 tickets and brought in $4,650 in one night. The number of child tickets sold is the same as the number of adult tickets sold. How many of each type did the department sell?

OpenStax Intermediate Algebra 2e, 4.4 Solve Systems of Equations with Three Variables, exercise 20

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