Write an equation in point - slope form and slope intercept form for each line pass through (1,9), slope = 2

What properties allow transformation to be used as a problem solving tool

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?

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5