Plz solve the picture below and choose the equation that is correct! fast!

What is the base of 1/9 to the power of 2

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

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.