Algebra-2

Question Analysis
This question tests the student's ability to calculate the slope of a line using the given formula. The points provided are (9, 12) and (15, 18).

Key Concept Explanation
The slope of a line is the ratio of the vertical change (rise) to the horizontal change (run) between two points on the line. The formula for the slope is .

Step-by-step Solution
1. Identify the coordinates of the two points: and

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