Respuesta :

JaredEkey

Answer:

There isn't really an error noticeable, because steps are listed. However, x = 11.5

Step-by-step explanation:

Work the problem in reverse

(x+4)2 - 3 = 29

           +3   +3

(x+4)2 = 31

2x + 8 = 31

      -8   -8

2x = 23

x = 11.5