Calculate: -10 + 4 - 5 + 2 . What will be the additive inverse of the resultant?
-10 + 4 - 5 + 2 = (-10 - 5) + (+4 + 2) = -15 + 6 = -9
-9 + 9 = 0 Hence, the additive inverse of -9 is 9.