Answer:
B. 3 (2x + 4)
Explanation:
x is the cost of each charm. There are 2 charms, so the total cost of the charms is 2x.
The cost of the chain is 4.
The total cost of each bracelet is 2x + 4.
There are 3 bracelets, so the total cost is 3 (2x + 4).
Your answer is correct.