Algebra-2

Question Analysis
This problem assesses the ability to solve a square root equation with an additional constant term. It requires isolating the radical, squaring both sides, and then solving the resulting linear equation.

Key Concept Explanation
To solve the equation , first isolate the radical by subtracting 3 from both sides. Then, square both sides to eliminate the square root. Finally, solve the resulting linear equation.

Step-by-step Solution
1. Isolate the radical:
2. Square both sides:
3. Solve the linear equation:

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