Answer:
1 or 6
Step-by-step explanation:
x² - 7x + 6
-6 and -1
x² -6x - 1x + 6
x( x - 6) + -1(x - 6)
(x - 1) (x - 6)
x = 1 or x = 6
[tex] {x}^{2} - 7x + 6 \\ {x}^{2} - 6x - x + 6 \\ ( {x}^{2} - 6x) - (x - 6) \\x(x - 6) -1 (x - 6) \\ (x - 6)(x - 1)[/tex]
