Respuesta :

answer: x=9 or x=11

Answer:

X=9 or x=11

Step-by-step explanation:

X^2 - 9x-11x+99=0

X*(x-9)-11(x-9)=0

(X-9)*(x-11)=0

X-9=0

X-11=0

X=9

X=11

I hope this helped :)

X^2 is x squared btw

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