Algebra-1

Question Analysis
This question tests the student's understanding of the property that the product of the slopes of two perpendicular lines is .

Key Concept Explanation
If two lines are perpendicular, then the product of their slopes is . The given line has a slope of , so the slope of a line perpendicular to it must be the negative reciprocal, which is .

Step-by-step Solution
1. Identify the slope of the given line:

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