A rectangular greenhouse has an area of 6,480 square meters. Its length is 120 meters. The width of the greenhouse is (Blank) meters. If each flower bed needs an area of 240 square meters, the whole greenhouse can hold (Blank) flower beds.

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.