5x+2-3x=14 i need help

What are the sotions to the quadratic equation 9x^2=4

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours