Hello there! :)
Answer:
=16g
*The answer must have a positive sign.*
Explanation:
Lesson: It's about Using Properties to Simplify Expression.
Distributive property: a(b+c)=ab+ac
First, you had to remove by parenthesis.

And then, you multiply by the numbers.

Answer: →

Hope this helps!
Thanks!
-Charlie
Have a great day!
:D
:)