Respuesta :

Answer:

5+10n

Step-by-step explanation:

You multiply 1 to the 5, and then you multiply 2n to the 5.  It's called the distribution property if you want to know more about it.

Answer:

5+10n

Step-by-step explanation:

multiply eaach term in the parentheses by 5

Caculate the product

than thats how you get the solution