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For the inequality x > -7, the correct graph is the arrow pointing to the right starting from -7 on the number line.
For the inequality x ≥ 7, the correct graph is the closed (filled-in) circle at 7 on the number line, with an arrow pointing to the right.
For the inequality x < -7, the correct graph is the arrow pointing to the left starting from -7 on the number line.