Question

In which step did Tyrianne make an error?
1
(x+4)2 – 3 = 29

Answer 1

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

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