The population of fish in a certain lake has been declining since 2010. The table below shows the total number of fish, y, observed in the lake x years after 2010.

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.