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  :

Equation at the end of step  1  :

  10 • (5)(-1)

Step  2  :

Canceling Out :

 2.1      Canceling out  5  as it appears on both sides of the fraction line

Final result :

  2