Find m
m
m
Picture below:

Answer:
m∠WYV = 108
Step-by-step explanation:
m∠WYV + m∠VYZ + m∠WYX = 180 {STRAIGHT LINE}
6x-12 + x+16 + x+16 = 180
8x + 20 = 180
8x = 180 - 20
8x = 160
x = 160/8
x = 20
m∠WYV = 6x - 12 = 6*20 - 12 = 120 - 12 = 108