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   Solve the following systems algebraically. What does each solution reveal about the graph of the equations in the system? Homework Help ✎

  1. Multiply the second equation by and use the Elimination Method.

    Substitute for in one equation to determine the value of .

  1. See part (a).

  1. Substitute the expression for x from the second equation into the first equation and solve.

  1. Rewrite both equations in standard form.

    See part (a).