Algebra-1

Question Analysis
This question tests the student's understanding of the definition of perpendicular lines and their slopes. The key concept is that the product of the slopes of two perpendicular lines is .

Key Concept Explanation
Perpendicular lines are lines that intersect at a right angle (90 degrees), and the product of their slopes is . If two lines are perpendicular, then .

Step-by-step Solution
1. Identify the slope of the given line, which is .
2. Let the slope of the other line be . According to the definition of perpendicular lines,

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