Geraldo has a garden that is 10 feet x20 feet. He wants to put a walkway around the garden. Let w represent the width of the walkway in feet
Which expression represents the total area of the walkway and the garden?
A. 200 + w2
B. 200 +42
C. (20 + 2w) (40 + 2w)
D. (10+2w) (20+2w)
E (10+ w) (20+ W)

Talia took the bus from her home to the bank and then walked back to her home along the same route. the bus traveled at an average speed of 40 km/h and she walked at an average speed of 5 km/h. to determine the time, x, that it took talia to walk home, she used the equation 40(0.9 – x) = 5x. the time of trip 2 is hours. the distance of trip 1 is km.