Evaluate the following expression: 4a – 3b when a = – 3 and b = – 2

explain how you would get the answer step by step

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.