Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

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

Step  1  :

            1
 Simplify   —
            8

Equation at the end of step  1  :

  1
 (—)-1) ÷ 3
  8

Step  2  :

 2.1     8 = 2³ (8)^-1 = (2³)^(-1) = (2)^(-3)

Equation at the end of step  2  :

     1   
  ——————— ÷ 3
  (2)(-3) 

Step  3  :

            1         
 Divide  ———————  by  3
         (2)(-3)       

Final result :

  8           
  — = 2.66667 
  3