Me with this answera patch of grass near jeff's school is 7 meters longer than it is wide. the area of the patch of grass is 60 square meters. how many meters long is the patch of grass?

Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?

Which of these choices show a pair of equivalent expressions?

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?