Respuesta :

gsconradish04
x2-9x+20
4 and 5 both go into 9 by addition and 20 by multiplication
(x-4)(x-5)

I assume by consider you mean factor,m.
Chelboy

Answer:x=5 x=4

Step-by-step explanation:

x^2-9x+20

x^2-4x-5x+20

x(x-4)-5(x-4)

(x-5)(x-4)

x-5=0 x-4=0

x=5 x=4

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