In Exercises 69 and 70, the graphs of the two equations appear to be parallel. Yet, when
Chapter 7, Problem 69(choose chapter or problem)
In Exercises 69 and 70, the graphs of the two equations appear to be parallel. Yet, when the system is solved algebraically, you find 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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