Select the correct answer.
Which rate is equivalent to
72/9?

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

What is the solution for 6 - 7/8? explain the steps.

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