Respuesta :

Answer:

10x³ - 24x² + 20x - 24

Step-by-step explanation:

2x (5x² - 2x + 6) - 4 (5x² - 2x + 6)

10x³ - 4x² + 12x - 20x² + 8x - 24

10x³ - 24x² + 20x - 24

I hope this helps!