Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "1.3" was replaced by "(13/10)".

Step  1  :

            13
 Simplify   ——
            10

Equation at the end of step  1  :

      13
  3 • ——
      10

Step  2  :

Final result :

  39           
  —— = 3.90000 
  10