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  :

  3x27 • x2

Step  2  :

Multiplying exponential expressions :

 2.1    x²⁷ multiplied by x² = x^{(27 + 2)} = x²⁹

Final result :

  3x29