Solution - Simplification or other simple results

Step  1  :

            2
 Simplify   —
            1

Equation at the end of step  1  :

        10     
  (0 -  ——) +  2
        5      

Step  2  :

            2
 Simplify   —
            1

Equation at the end of step  2  :

  (0 -  2) +  2

Step  3  :

Pulling out like terms :

 3.1      Pull out     -2 

Note that  2 =(-1)• -2 
After pulling out, we are left with :
      -2 • ( (-1) - (-1) ))

Final result :

  0