Respuesta :

Answer:

  1/x + x = 5

simply square both sides:

  (1/x + x)^2 = 5^2

  1/x^2 + 2(1/x)(x) + x^2 = 25

  1/x^2 + 2 + x^2 = 25

  1/x^2 + x^2 = 23

Step-by-step explanation: