Solution - Simplification or other simple results

Step  1  :

Equation at the end of step  1  :

  (2•3x219) • 10

Step  2  :

Multiplying exponents :

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

Final result :

  (22•3•5x219)