Question

Sqrt 2x-1=1
(in picture)

Answer 1

(sqrt2x - 1)^2 = (1)^2

2x - 1 = 1

2x = 2

x = 1

Answer 2

x=1

Explanation:

sqrt(2x-1) =1

We will square both sides

sqrt(2x-1)^2 =1^2

2x-1 =1

Add 1 to each side

2x-1+1 = 1+1

2x=2

Divide by 2

2x/2 =2/2

x=1