Correct Answer: A) -5 + 9 and C) -4 × (-3)
Explanation: A: -5 + 9 = 4, which is positive ✓. B: 3 – 10 = -7, negative ✗. C: -4 × (-3) = 12, positive (negative × negative = positive) ✓. D: 15 ÷ (-5) = -3, negative ✗
Correct Answer: A) -5 + 9 and C) -4 × (-3)
Explanation: A: -5 + 9 = 4, which is positive ✓. B: 3 – 10 = -7, negative ✗. C: -4 × (-3) = 12, positive (negative × negative = positive) ✓. D: 15 ÷ (-5) = -3, negative ✗