Posted by **Angie** on Wednesday, April 1, 2009 at 9:39pm.

Define variables and write a system of equations for this situation. Solve using substitution.

Suppose you want to join a video store. Big Video offers a special discount card that costs $9.99 for one year. With the discount card, each video rental costs $2.49. A discount card from Main Street Video costs $20.49 for one year. With the Main Street Video discount card, each video rental costs $1.79. After how many video rentals is the cost the same?

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