Jamal and jaden are combining their money to buy some snacks for their sleepover this weekend. jamal has 7/10 dollar and jaden has 16/100 dollar. how much money do they have combined

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.