17. 2x<16 x=7 or lower
All I can help you with is #17,
sorry that I can't answer the other 3.
I hope this helped! :-)
C because it has the price of each ticket.
Answer:
28
Step-by-step explanation:
I guessed it right on hegarty maths and this was the answer
Does this have anything to do with school? Do you need help sir?