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Judy has and is saving at a rate of per week. Ida has and is spending at a rate of per week. After how many weeks will each have the same amount of money?  

  1. Write an equation using and for Judy and Ida. What does represent? What does represent?

    The equation for Judy is .
    In this equation represents the money she has and represents the number of weeks that have passed.
    Try to write your own equation for Ida.

  2. Solve this problem using any method you choose.

    Try using the Equal Values Method.