(i) The equation of the line that is parallel to x axis and passing through the point (0, 3) is y = 3.
(ii) The equation of the line that is parallel to x axis and passing through the point (0, -4) is y = 4.
(iii) The equation of the line that is parallel to x axis and passing through the point (2, -5) is y = -5.
(iv) The equation of the line that is parallel to x axis and passing through the point (-4, -3) is y = -3.