Algebra practice question

Answer: A. x ≥ 3

'At least 3' means 3 or more: x ≥ 3.

Why the other answers are wrong

B. x > 3

x > 3 excludes 3 itself.

C. x ≤ 3

x ≤ 3 means at most 3.

D. x < 3

x < 3 means less than 3.

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