1.   Which ordered pair is the solution to the given system of equations?
x - 3y = 9
x - 2y = 5
    A. (9, -3) B. (-3, -4)
    C. (3, -2) D. (-6, 1)
    Hint

  2.   Use the graph below to determine if the given system of equations has one solution, no solution, or infinitely many solutions. If the system has one solution, name it.

   
    A. infinitely many solutions B. one solution at .
    C. no solution D. one solution at (-6, 0)
    Hint

  3.   Solve the system of equations given by y = 2x + 2 and .
    A. no solution B. (-3, -4)
    C. infinitely many solutions D. (4, -6)
    Hint

  4.   Solve the system of equations given by 5x 2y = -6 and 15x 6y = 6.
    A. (1, 1) B. infinitely many solutions
    C. no solution D. (-2, -2)
    Hint

  5.   A long distance phone company has a monthly fee of $7.95 and charges a rate of $0.05 per minute. Another long distance company has a monthly fee of $9.95 and charges a rate of $0.03 per minute. At how many minutes would the two companies have equal charges?
    A. They will never have the same charges. B. 100 minutes
    C. 50 minutes D. 150 minutes
    Hint



Glencoe
The McGraw-Hill Companies