Algebra-1

Question Analysis
This question tests the student's ability to solve a square root equation by isolating the square root and squaring both sides. It aligns with the medium difficulty level as it requires applying algebraic manipulation and checking the solution.

Key Concept Explanation
To solve an equation involving a square root, isolate the square root term and then square both sides to eliminate the square root.

Step-by-step Solution
1. Start with the equation:
2. Square both sides to eliminate the square root: