Which transformation does not preserve size ? dilation rotation translation line reflection

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

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.