what is the x coordinate

Answer:
the x coordinate is the horizontal line wich is going in a straight line.
Step-by-step explanation:
The coordinates of
A are (0.5,4)
B are (-3,0)
C are (-1,1)
The formula for coordinates is (x,y).
The x coordinates are the ones that are on the horizontal line.
The y coordinates are the ones that are on the vertical line.