Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "3." was replaced by "(3/1)".

Step  1  :

 1.1     10 = 2•5

(10)⁷ = (2•5)⁷ = 2⁷ • 5⁷

Equation at the end of step  1  :

  3
  — • (27•57)
  1

Step  2  :

            3
 Simplify   —
            1

Equation at the end of step  2  :

  3 • (27•57)

Step  3  :

Final result :

  (3•27•57)