If \( x^{2} - 5 = 20\), what is the value of x?
Explanation
First, add 5 to both sides to isolate x: \(x^{2} - 5 + 5 = 20 + 5 \)
\( x^{2} = 25\)
Then, take the square root of both sides to solve for x, \(\frac{{\sqrt x }}{{{x^2}}} = \frac{{\sqrt x }}{{25}} \), x = 5