ThatGhostlyKid20 ThatGhostlyKid20 28-12-2019 Mathematics contestada Which number sentence is true? A. -6.1 + (-3.3) = -2.8 B. -6.1 + (-3.3) = 2.8 C. -6.1 + (-3.3) = 9.4 D. -6.1 + (-3.3) = -9.4