Solution - Simplification or other simple results

Step  1  :

Equation at the end of step  1  :

Step  2  :

            319 - 3
 Simplify   ———————
               7   

Step  3  :

Pulling out like terms :

 3.1     Pull out like factors :

   3¹⁹ - 3  =   3 • (1 - 1) 

Final result :

  3 • (1 - 1)
  ———————————
       7