Answer:
[tex] {x}^{2} - 7x - 18 \\ {x}^{2} - 9x + 2x - 18 \\ ( {x}^{2} - 9x) + (2x - 18) \\ x(x - 9) + 2(x - 9) \\ (x - 9)(x + 2) [/tex]
-2 or 9
Step-by-step explanation:
x² - 7x - 18
-9 and 2
x² - 9x + 2x - 18
x( x - 9) + 2(x - 9)
(x + 2) (x - 9)
x = -2 or x = 9
