Think About It In Exercises 87 and 88, the graphs of the
Chapter 7, Problem 7.2.87(choose chapter or problem)
Think About It In Exercises 87 and 88, the graphs of the two equations appear to be parallel. Yet, when the system is solved algebraically, it is found that the system does have a solution. Find the solution and explain why it does not appear on the portion of the graph that is shown.
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