Algebra-1

Question Analysis
This question tests the student's ability to solve an absolute value inequality with a greater than or equal to sign and express the solution in interval notation.

Key Concept Explanation
The key concept here is the method for solving absolute value inequalities of the form , which involves setting up two separate inequalities:  or .

Step-by-step Solution
1. Isolate the absolute value expression:
2. Set up two separate inequalities:  or 

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