Cartesian coordinates is composed of X (horizontal, going left) and Y (vertical, going up) coordinates.
As a general consensus:
{X/Y}<0 {Left/Up}
0 Centre
{X/Y}>0 {Right/Down}
Cartesian coordinates is composed of X (horizontal, going left) and Y (vertical, going up) coordinates.
As a general consensus:
{X/Y}<0 {Left/Up}
0 Centre
{X/Y}>0 {Right/Down}