Answer:
x = 69
Step-by-step explanation:
Knowns:
y = 69
Problem Workout
180 - z = 2y
180 - z = 2 (69)
180 - z = 138
-z = -42
z = 42
Since there is no picture, I am guessing x is the third angle.
x = 180 - (y + z)
x = 180 - (69 + 42)
x = 180 - 111
x = 69
