Respuesta :
[tex] \sqrt{x+9}-4=1 \\ \sqrt{x+9}=5
[/tex]
x + 9 = 25
x = 25 - 9
x = 16
x + 9 ≥ 0
x ≥ - 9
Answer:
A ) x = 16, solution is not extraneous.
x + 9 = 25
x = 25 - 9
x = 16
x + 9 ≥ 0
x ≥ - 9
Answer:
A ) x = 16, solution is not extraneous.
Answer:
the answer is a
Step-by-step explanation:
x = 16, not extraneous