Answer:
D
Step-by-step explanation:
Other person was wrong
Answer:
sorry but i need the points <3
Step-by-step explanation:
Answer:
0
Step-by-step explanation:
The slope of a line is Change in y
--------------------
change in x
y does not change
0
------
change in x
Slope = 0
Horizontal lines have 0 slope
Vertical lines have undefined slope