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Consider these two equations:  

  1. Graph both equations on the same set of axes.

  2. Solve this system using the Equal Values Method.

    Set the equations equal to each other and solve for . What do you notice?

  3. Explain how the answer to part (b) agrees with the graph you made in part (a).

    Explore the problem using the eTool below.
    Click the link at right for the full version of the eTool: