|x-3|< 3 the solution of the inequality?

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

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.

Having a hard time understanding this question (see attachment).