Answer:
x = 85
y = 65
Step-by-step explanation:
By interior angle sum property of a triangle.
y° + 25° + 90° = 180°
y° + 115° = 180°
y° = 180° - 115°
y° = 65°
y = 65
By remote interior angle theorem of a triangle:
x° = y° + 20°
x° = 65° + 20° (since y = 65)
x° = 85°
x = 85
