Respuesta :

sqdancefan

Answer:

  x = 2

Step-by-step explanation:

The key to this question is to realize that the diagonals of a rectangle bisect each other. That is, AE≅EC, so ...

  x +11 = 6x +1

  10 = 5x . . . . . . . . . subtract (x+1)

  2 = x . . . . . . . . . . . divide by 5