There is on equation to solve for x so I think it is wrong
When their endpoint angle measure up to 180 then they can be called opposite rays
A) Angle 1 + Angle 2 = 180
B) Angle 1 - Angle 2 = 16
Adding both equations:
2 * Angle 1 = 196
Angle 1 = 98
Angle 2 = 82