Respuesta :

Answer:

C. -7x⁸ + 5x⁷ - 11x + 2

Step-by-step explanation:

5x⁷ - 8x + 2 - (7x⁸ + 3x)

= -7x⁸ + 5x⁷ - 8x - 3x + 2

= -7x⁸ + 5x⁷ - 11x + 2