What is the slope of the line that passes through the points ( -2, -1) and (3, 5) 1. 5/6
2.6/5
3.-5/6
4.-6/5
Someone help please

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters