Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "r1"   was replaced by   "r^1". 

Step  1  :

            41
 Simplify   ——
            12

Equation at the end of step  1  :

   41
  (—— • r1696) • h
   12

Step  2  :

Equation at the end of step  2  :

  41r1696 
  ——————— • h
    12   

Step  3  :

Final result :

  41r1696h 
  ————————
     12