If p(x) = 2x - 5 and r(x) = 3x + 4, calculate (pr)(x). A 6x2 - 7x - 20
B 6x² +7X-20
C 5x - 1
D 6x2 - 20

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling