Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "1.7" was replaced by "(17/10)". 2 more similar replacement(s)

Step  1  :

            17
 Simplify   ——
            10

Equation at the end of step  1  :

              5     17
  (2 • (0 -  ——)) • ——
             10     10

Step  2  :

            1
 Simplify   —
            2

Equation at the end of step  2  :

             1     17
  (2 • (0 -  —)) • ——
             2     10

Step  3  :

Final result :

  -17            
  ——— = -1.70000 
  10