Algebra-1

Question Analysis
This question tests the student's understanding of solving inequalities involving negative coefficients. The problem requires subtracting and dividing, with a focus on the rule that the inequality sign reverses when dividing by a negative number.

Key Concept Explanation
The key concept here is the reversal of the inequality sign when dividing by a negative number. The steps involve subtracting 9 from both sides and then dividing by -2.

Step-by-step Solution
1. Subtract 9 from both sides:
2. Simplify:

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