Express as a single log: 5logbx+9logby-3logbz

What is the missing constant term in the perfect square that starts with x^2 -20x

Which of these tables represents a non-linear function?

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?