Solution - Simplification or other simple results

Step  1  :

            5
 Simplify   —
            2

Equation at the end of step  1  :

        5
  0 -  (—)2)
        2

Step  2  :

Equation at the end of step  2  :

       52
  0 -  ——
       22

Step  3  :

Final result :

  -52            
  ——— = -6.25000 
  22