Answer:
25
Step-by-step explanation:
First we add 1 to both sides :
√x = 5
Now we square both sides :
x = 5²
x = 25
To check this answer we substitute our answer back into the original equation:
√25 - 1 = 4
5 - 1 = 4
4 = 4
✅
Hope this helped and brainliest please
