Algebra-2

Question Analysis
This problem assesses the student's ability to solve a cube root equation and validate the solution.

Key Concept Explanation
To solve the equation , we need to eliminate the cube root by cubing both sides. Then, we solve the resulting linear equation and verify the solution.

Step-by-step Solution
1. Cube both sides of the equation:
2. Simplify:
3. Subtract 9 from both sides:

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