
General form of line parallel to yaxis
x=d, where d is a constant

General form of line parallel to the xaxis
y=c, where c is a constant

A point with coordinates (x, y) is to the right of the yaxis...
If x > 0

A point with coordinates (x, y) is to the left of the yaxis...
If x < 0

A point with coordinates (x, y) is above the xaxis...
If y > 0

A point with coordinates (x, y) is below the xaxis
If y < 0

For a point (x, y) on the yaxis, what is x?
x = 0

For a point (x, y) on the xaxis, what is y?
y = 0

