PROMPT: (be sure to include a screenshot of the CORRECT graph before submitting
your final answer)
Mike solved a problem on solving systems of equations by graphing as
shown below. He made a mistake. What mistake did he make? What
should he have done instead? Explain his error and explain how you
would do the problem correctly, and what you would get for your final
answer (Hint: solve the problem first and see what you get, then see if
you can identify the error).
