Answer:

X = 4/5

Step-by-step explanation:

Given,

[tex] \sqrt{x + 1} = \sqrt{1 + x - 1} [/tex]

Squaring Both Sides,

∴x + 1 = 1 + x + 2( x − 1 )

∴1 = 2( x − 1 )

Again Squaring Both Sides,

∴ 1 = 4( x − 1 )

∴ 4x − 4 − 1 = 0

⇒4x

∴ x = ⅘