Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "^-3" was replaced by "^(-3)".

Step  1  :

            x(-3) 
 Simplify   —————
              2  

Equation at the end of step  1  :

       1    1 
  9 • (— • ———)
       2   2x3

Step  2  :

            1
 Simplify   —
            2

Equation at the end of step  2  :

       1    1 
  9 • (— • ———)
       2   2x3

Step  3  :

Final result :

   9 
  ———
  4x3