Levi used 30 lilies and 78 roses to create six identical flower arrangements. write an equation to describe the relation ship between l the number of lilies and r the number of roses.

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.