Solution - Simplification or other simple results

Step  1  :

Equation at the end of step  1  :

  32n2 -  3n

Step  2  :

Step  3  :

Pulling out like terms :

 3.1     Pull out like factors :

   9n² - 3n  =   3n • (3n - 1) 

Final result :

  3n • (3n - 1)