Answer:
2x3 +10x2 -2x -10
Step-by-step explanation:
x2 + x + 5x + 5
(x2 + 6x + 5 )(2x -2)
2x3 + 12x2 + 10x - 2x2 -12x - 10
2x^3 + 10x^2 - 2x - 10