What is 9x + 12 < 84 and 2x - 6x > -8

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

(urgent ) use pi 3.14 to estimate the circumference of the circle to the nearest hundredth middle is 4in (urgent )

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.