Question

Jeannine runs for 45 minutes every day for exercise. it takes her 8 minutes to run a mile, and she spends 5 minutes stretching halfway through the run. if x represents the number of miles she runs, then 8x 5 ≤ 45 represents the time she runs each day. what is the fewest number of miles jeannine must run to complete her daily exercise

Answer 1

8x5<45         So the fewest of miles she could run is 1, 2, 3, or 4 miles
   -5  -5
    ------
     8x<40
     -------
      8   8
x<5
  --