Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "6.3" was replaced by "(63/10)".

Step  1  :

            63
 Simplify   ——
            10

Equation at the end of step  1  :

  63
  —— • -2
  10

Step  2  :

Final result :

  -63             
  ——— = -12.60000 
   5