Respuesta :

mastercookie55

Answer:

[tex]17x^2-5x-7[/tex]

Step-by-step explanation:

Start with:

[tex](14x^2-11x-2)+(3x^2+6x-5)[/tex]

Remove the parentheses and rearrange the expression:

[tex]14x^2+3x^2+6x-11x-2-5[/tex]

Combine like terms:

[tex]17x^2-5x-7[/tex]