Difference of Functions
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Representations of a lesson that uses a problem about the variable distance between two moving vehicles to guide students in discovering how subtraction can be used to relate two linear equations and solve a system of equations.
Description
Representations of a lesson that uses a problem about the variable distance between two moving vehicles to guide students in discovering how subtraction can be used to relate two linear equations and solve a system of equations.
Additional information
| Mathematics Domain | Algebra |
|---|---|
| Date Last Updated | June 2025 |
| Creators | The GRIP Lab and teachers in Texas and Michigan |
| Annotators | Teachers in Alaska, Texas, Philippines, and South Africa |
| Lesson Formats | Annotated Storyboards, Storyboards |
| Grade Level | 7 to 9 |

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