What is the value of the first 3 in 315,421,732

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

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?

Which number line represents the solution set for the inequality - x 24?