Answer: D,
Explanation:
The slope is rise over run. (
)
The difference in y is rise, the difference in x is run.
for y: 15 - 11 = 4, 11 - 7 = 4, 7 - 3 = 4. Therefore 4 is the rise.
for x: 6 - 3 = 3, 3 - 0 = 3, 0 - (-3) = 3. therefore 3 is the run.
Therefore rise over run, or the slope, is