Are the following expressions equivalent

Answer:
No..
Step-by-step explanation:
=> 7(2n+3) and 14n +3
(lets solve 7(2n+3) = 14n+3)
=> 7(2n+3)
=> (7×2n)+(7×3)
=> 14n + 21
•°• 7(2n+3) not equal to 14n +3