Respuesta :

Answer:

x² - 9x +14 = 0

x²-x(7+2)+14=0

x²-7x-2x+14=0

x (x-7) -2(x-7)

(x-7) (x-2)

either x-7=0

x=7

or (x-2)=0

or x=2

Step-by-step explanation: