Solution - Simplification or other simple results

Step  1  :

Equation at the end of step  1  :

  ((22•52•7x35) • c) • (622 - 40c)

Step  2  :

Step  3  :

Pulling out like terms :

 3.1     Pull out like factors :

   622 - 40c  =   -2 • (20c - 311) 

Multiplying exponents :

 3.2    2²  multiplied by  2¹   = 2^{(2 + 1)} = 2³

Final result :

  ( -23•52•7x35c) • (20c - 311)