Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "m2"   was replaced by   "m^2". 

Step  1  :

Equation at the end of step  1  :

  5m2 • m

Step  2  :

Multiplying exponential expressions :

 2.1    m² multiplied by m¹ = m^{(2 + 1)} = m³

Final result :

  5m3