v7x6wag64s v7x6wag64s 03-05-2021 Mathematics contestada Find the sum: (-10x^3 + 4x + 5) + (5x^2 - 2x) O A. 10x^2 - 5x^2 + 2x O B. -5x^2 + 5x^2 + 5 O C. -10x^3 + 5x + 5 D. -10x^3 + 5x^2 + 2x + 5