Answer:
4°
Step-by-step explanation:
Since it is said that the angles are corresponding angles so we know that corresponding angles are equal then,
<1 = <2
3x - 7 ° = x - 1°
3x - x = 7° - 1°
2x = 8°
x = 8° / 2
Therefore x = 4°
Hope it will help you :)
