Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "a3"   was replaced by   "a^3". 

Step  1  :

            m
 Simplify   —
            d

Equation at the end of step  1  :

           m
  ((a32) • —) • s
           d

Step  2  :

Final result :

  a32ms
  —————
    d