Algebra-1

Question Analysis
This question tests the student's understanding of the property that the slopes of perpendicular lines are negative reciprocals of each other. The given line has a slope of - , and the student must find the slope of a line that is perpendicular to it.

Key Concept Explanation
Perpendicular lines intersect at a right angle (90 degrees), and the product of their slopes is -1: . The slope of a line perpendicular to another line is the negative reciprocal of the original line's slope.

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

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