Respuesta :

Answer:

[tex] {x}^{2} - 7x - 18[/tex]

Step-by-step explanation:

[tex](x - 9)(x + 2)[/tex]

[tex] {x}^{2} - 9x + 2x - 18[/tex]

[tex] {x}^{2} - 7x - 18[/tex]