Tune in for savings! Scholars investigate pricing schemes for two different online music download sites. After comparing the two, they determine the numbers of songs for which each site would be cheaper.

Concepts

linear equations, algebraic equations, linear equations applications, linear equations writing

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Additional Tags

math

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Instructional Ideas

• Have pupils work in groups on the problem

Classroom Considerations

• It is helpful if learners have some experience with piecewise functions
• Individuals should also be able to graph equations and find solutions to systems using a graphing calculator

Pros

• Includes reproducible student handouts with tables and graphs

Cons

• None

Common Core

7.EE.B.3 7.EE.B.4.a 8.EE.C.8.a HSA-REI.C.6 MP1 MP3 MP6