Question

leo and ruby are scuba diving. leo is at an elevation of -60 feet, and he is descending at a rate of 8 feet per minute. ruby is at an elevation of -35 feet and she is descending at a rate of 12 feet each minute. the variable t represents the time in minutes. after how many minutes will leo and ruby be at the same elevation? at what elevation will they be at that time? write an expression to represent leo’s elevation after t minutes, where t represents the number of minutes.

Explanation:

Answer:

Leo's elevation: $-60 - 8t$
Ruby's elevation: $-35 - 12t$
They will be at the same elevation after 6.25 minutes, at an elevation of -110 feet.