Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "x2"   was replaced by   "x^2". 

Step  1  :

Equation at the end of step  1  :

  (12 • (x2)) -  (22•32x27)
 Step  2  :

Equation at the end of step  2  :

  (22•3x2) -  (22•32x27)

Step  3  :

Step  4  :

Pulling out like terms :

 4.1     Pull out like factors :

   12x² - 36x²⁷  =   -12x² • (3x²⁵ - 1) 

Final result :

  -12x2 • (3x25 - 1)