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Home > AC > Chapter 7 > Lesson 7.2.1 > Problem 7-58


Solve this system of equations:

Try using the Substitution Method.

No solution.

  1. What does your solution tell you about the relationship between the lines?

    When a solution exists it represents the point where the lines intersect.

  2. Solve the second equation for .

  3. Does the slope of each line confirm your statement in part (a)? Explain how.

    What can you say about lines that have the same slopes?