I neeed help on the word problem

Question

Issaac has $5 gift card for cold stone. He wants to buy two containers of ice cream. If his dad has to give him an extra $8.50 to cover the cost, how much does each container cost? ($6.75)

Answer 1

Let c = the cost of each container

2c = 5 + 8.50

2c = 13.50

c = $6.75