Please help me answer these questions and please show step by step how you got that result.

Numbers: 30, 31, 32,

Find the slope of the line containing the given pair of points, if it exists. 29. (-4, -2) and (-2, 1) 30. (-2, (1) and (6, 3) 31. (, { ) and (-3, ;) 32. (-2, 8) and (-2. -16) 33. (3, -7) and (3, -9) 34. (-4, 2) and (-4, 10) 35. (2, 3) and (-1, 3) 36. (-6, 5) and (-7, 37. (x, 3x) and (x + h, 3(x + h)) 38. (x, 4x) and (x + h, 4(x + h)) ^Nor