How many integers must you pick in order to be sure that at least two of them have the same remainder when divided by 14

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?

X+y=-4 x-y=2 use elimination with adding and subtraction

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship