Respuesta :

54 + x^2
_______
      x

plug in 9 for x

54 + 9^2
_______
      9

now 9^2=81

54 + 81
______
     9

now add 54+81=135

now you have:

135/9 

so you have to reduce this fraction by dividing 135 by 9 to get 15 as your answer.

so 15 is your answer!