Simplify: 2 + 8(5x - 7)

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?

Could someone with number 1 and 2

Percent increase and decrease. original number: 45 new number: 18