Answer:
- 0.6
Explanation:
Coordinate points: (2,9) (12,3)
Equation: y = mx+b
Slope formula: y2 - y1
-----------------
x2 - x1
----------------------------------------------------------------------------------------------------------------
Slope:
9 - 3 6
------- =. ----- = -0.6
2 - 12 -10
Answer is: -0.6
Hope that helps!