Cx-d=a(x-y) solve for y

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.

Zahra runs a 500-meter race at a constant speed. which graph shows her distance from the finish line during the race?

Write the equation of the circle centered at (10,-2) with radius 2.