Answer:
ok these are the same angles so they are equal so
4x-9=3x+29
+9
4x=3x+38
-3x
x=38
Hope This Helps!!!
If the proportion of people afraid to fly is 0.10 that means that there is a 10% chance they are afraid to fly. Though the proportion is this way, proportions aren't always exact, but are just estimations, so the proportion hasn't necessarily changed.