1.   Which equation illustrates the additive inverse property?
    A. 6 + (-6) = 0 B. 2 + (-4) = (-2)
    C. (-3) + 0 = (-3) D. 4 = 4
    Hint

  2.   Find the difference of (-2) and 5.
    A. -3 B. -7
    C. 3 D. 7
    Hint

  3.   Solve the equation 6 - (-8) = b.
    A. 14 B. 18
    C. -2 D. 2
    Hint

  4.   Evaluate xy + z if x = 12, y = 20, and z = -9.
    A. -41 B. 1
    C. -17 D. 23
    Hint

  5.   A submarine started at a depth of 150 feet below sea level and descended 355 feet. What is the new depth of the submarine?
    A. 205 feet B. 0 feet
    C. 370 feet D. 505 feet
    Hint



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