Using algebra, find the slope and y-intercept of the line represented by each of the following equations.
(a) 7x + 3y = 6
(b) 10y = 5x
(c) (2y – 3x)/2 = 4
(d) 1.8x + 0.3y – 3 = 0
(e) 1/3x = -2
(f) 11x -33y = 99
(g) xy – (x + 4) (y – 1) = 8
(h) 2.5y – 12.5 = 0