Respuesta :

Answer:

  d.  x = 5

Step-by-step explanation:

Chords that subtend congruent arcs are congruent.

Setup

Chord lengths are the same:

  AB = CD

  16x -2 = 14x +8

Solution

  2x = 10 . . . . . . add 2-14x

  x = 5 . . . . . . . . divide by 2