2questions
1. a tractor trailer has 18 wheels. how many more wheels are on 2 tractor trailers than on 5 cars?
12. justine's plant stand has 6 shelves. each shelf holds 4 plants. justine has already placed 16 plants on her stand. how many more plants can fit on the plant stand?

What expression is equivalent to 1/2(2+3x-6)

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.