Answer:
x = 30
Step-by-step explanation:
The given angles are vertical and congruent , then
3x + 50 = 140 ( subtract 50 from both sides )
3x = 90 ( divide both sides by 3 )
x= 30
3x + 50 = 140
3x = 140 -50
3x = 90
x = 90/3
B is the closet to pi hsiebfjwjgsbe9fbe
29.9280889136
thats the answer i got
6x+3=12+3x
6x-3x=12-3
3x=9
x=9/3
x=3