Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "m3"   was replaced by   "m^3". 

Step  1  :

Equation at the end of step  1  :

  2m3 • 2

Step  2  :

Multiplying exponents :

 2.1    2¹  multiplied by  2¹   = 2^{(1 + 1)} = 2²

Final result :

  22m3