Hello there!
Answer:
=3b+1/3
*The answer must have a positive sign and fraction.
Explanation:
Distributive property: a(b+c)=ab+ac
You had to convert by element into the fraction.

So, the denominators are equal, and it combine the fractions.

Answer: 3b+1/3
Hope this helps!
Thanks!
-Charlie
Have a great day!
:)
:D