Using cramer's rule, what are the values of x and y in the solution to the system of linear below?
-2x+3y+2=7
4x-y-22 = 15
x+2y+37=-7

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