1.   The vertical number line on the coordinate plane is called the
    A. quadrant. B. x-axis.
    C. origin. D. y-axis.
    Hint

  2.   The ordered pair for point A is ____.
   
    A. (2, -1) B. (2, 1)
    C. (-1, 2) D. (-1, -2).
    Hint

  3.   Points M(-1, 8) and N(3, -4) lie on the graph of y = -3x + 5. Which of the following points is collinear with M and N?
    A. (1, -2) B. (0, -5)
    C. (-2, 10) D. (4, -7)
    Hint

  4.   Points A(0, 2) and B(3, 20) lie on the graph of y = 6x + 2. Which of the following points is collinear with A and B?
    A. (-2, 14) B. (2, 12)
    C. (1, 8) D. (-3, 22)
    Hint

  5.   Choose the graph of Q(3, -3)
    A. B.
    C. D.
    Hint