What is the slope of a line passing through the points (2, 9) and (6, 5)?
- A. -2
- C. -1 ✓
- D. 1
Correct answer
C. -1
Explanation
Slope = (y2 - y1)/(x2 - x1) = (5 - 9)/(6 - 2) = -4/4 = -1.
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