Carpet cleaner a charges $28.25 plus $18 a room. carpet cleaner b charges $19.85 plus $32 a room. which equation can be used to find the number of rooms for which the total cost of both carpet cleaners is the same?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

There are 3232 forwards and 8080 guards in leo's basketball league. leo must include all players on a team and wants each team to have the same number of forwards and the same number of guards. if leo creates the greatest number of teams possible, how many guards will be on each team?

What is the best estimate of the length of a football