Please I need help (dont answer if you don't know ill report you)

9514 1404 393
Answer:
x = 25
Step-by-step explanation:
The marked angles are "vertical" angles, so are congruent.
150° = (4x +50)°
100 = 4x . . . . . . . . . . . divide by °, subtract 50
25 = x . . . . . . . . . . divide by 4