Solution:
We can see that two lines are parallel, intersecting a line. We can also see a triangle formed with the lines.
- => x + (180 - 105) + 35 = 180 [The '35' came from Alternate inner angles]
- => x + 75 + 35 = 180
- => x + 110 = 180
- => x = 180 - 110
- => x = 70
The measure of x is 70°.