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  :

  (0 -  (6 • (x2))) -  7x24
 Step  2  :

Equation at the end of step  2  :

  (0 -  (2•3x2)) -  7x24

Step  3  :

Step  4  :

Pulling out like terms :

 4.1     Pull out like factors :

   -7x²⁴ - 6x²  =   -x² • (7x²² + 6) 

Final result :

  -x2 • (7x22 + 6)