50 > = 15x....divide both sides by 15
50/15 > = x
10/3 > = x or x < = 10/3
so the correct solution set is : { x | x < = 10/3}...its the 2nd one
So hmm check the picture below
Answer:
sorry I don't know the answer of this
The greatest number of tickets she can buy is 6 tickets