Respuesta :

< KLM = < KLH + < HLM
Plug in
20x + 14 = -4 + 3x + 154
20x -3x = 150 -14
17x = 136
x = 8
Plug in x = 8 to find m< KLH
< KLH = -4 + 3x
< KLH = -4 + 3(8)
< KLH = 20

Answer:

A) 20 degrees