(05.06) The graph below represents which system of inequalities?help quick please

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

What is the anwers for 9+2x=5x-3-x

Which of the following is not a subset of {1,2,3}?