Respuesta :

[tex]\text{Solve:}\\\\(5x^2 + 2x + 11) - (7 + 4x - 2x^2)\\\\5x^2+2x+11-7-4x+2x^2\\\\7x^2+2x+11-7-4x\\\\7x^2-2x+11-7\\\\\boxed{7x^2-2x+4}[/tex]

Answer:

D. 7x2 - 2x + 4

Step-by-step explanation:

5x2 + 2x + 11 - 7 - 4x +2x2

7x2 + 2x + 11 - 7 - 4x

7x2 - 2x + 11 - 7

7x2 - 2x + 4