1.   State the number of solutions to the system of equations graphed below.
   
    A. 1 B. 0
    C. 2 D. infinitely many
    Hint

  2.   When two lines have different slopes, the graphs of the equations are _________
    A. intersecting lines. B. the same line.
    C. parallel lines. D. horizontal lines.
    Hint

  3.   Solve the system of equations by graphing.


    A. (2, -6) B. (2, 6)
    C. (-6, 2) D. (6, 2)
    Hint

  4.   Solve the system of equations by graphing.


    A. no solution B. (-1, 7)
    C. infinitely many solutions D. (0, 3)
    Hint

  5.   Which of the following systems of equations is inconsistent?
    A. 4yx = 12 3y – 2x = 1
    B. 3y + 2x = 13 6y + 4x = 3
    C. y = 7x – 2 y = –2x – 5
    D. y = 2x – 3 y = –3x + 4
    Hint



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