Answer:
Solve for x
One exterior angle (x) equals to sum of two remote interior angles 50°, 75°
x = 50° + 75
x = 125°
Solve for y
Enclosed by parallel lines, the angles equals to 180°
55° + 50° + y = 180°
105° + y = 180°
y = 180° - 105°
y = 75°
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