Answer:
180 - y
Step-by-step explanation:
The exterior angle is equal to 180 minus the interior angle.
The total angle a triangle have is 180
so now subtract it by 50
180-50 = 130
and the other angle we get is by subtracting 180-92 which is 88
y=88 degree
now x=180-(88+50)
=42
so x=42
