Respuesta :
Answer:
see explanation
Step-by-step explanation:
(x - 4)² = 5 ( take square root of both sides )
x - 4 = ± [tex]\sqrt{5}[/tex] ( add 4 to both sides )
x = 4 ± [tex]\sqrt{5}[/tex]
that is
x = 4 - [tex]\sqrt{5}[/tex] , x = 4 + [tex]\sqrt{5}[/tex]