Answer:
-7/3
Step-by-step explanation:
Slope formula:
x1 = 6
y1 = 4
x2 = 9
y2 = -3
y2 - y1 = -3 - 4 = -7
x2 - x1 = 9 - 6 = 3
Slope =
D. 11 feet 11 inches
1 foot= 12 inches
143/ 12 = 11 11/12