1.   Solve the system of equations x + 2 = 0 and y2 = 36 - x2 algebraically. Round to the nearest tenth.
    A. (-2, -5.7) B. (-2, 5.7)
    C. (±2, 5.7) D. (-2, ±5.7)
    Hint

  2.   Solve the system of equations algebraically.
x - y + 2 = 0
x2 + y2 = 10
    A. (-1, -3), (3, 1) B. (-3, -1), (1, 3)
    C. (1, 3) D. (4, 6)
    Hint

  3.   Solve the system of equations algebraically.
x2 - y2 = 12
x2 + 2y2 = 24
    A. no solution B. (2, 4), (-2, -4)
    C. (±4, 2), (±4, -2) D. (4, 2), (-4, -2)
    Hint

  4.   Which set of inequalities represents the graph?
   
    A. x2 + y2 9;
y x + 1
B. x2 + y2 9;
y x + 1
    C. x2 + y2 3;
y x + 1
D. x2 + y2 3;
x y + 1
    Hint

  5.   Find a solution to the system of equations algebraically, x2 - y2 = 6 and x2 + y2 = 28. Round to nearest tenth.
    A. (-4.1, 4) B. (4.1, 3.3)
    C. (4, 3.5) D. (3.3, 4.1)
    Hint