On an item, a shopkeeper offers a discount of 7.5% on the marked price and a cashback of ₹10 per item. He still earns ₹5 per item. If ₹x is the marked price of each item, then, what is the cost price (in ₹) of each item?

A

0.915x − 5

B

0.925x − 15

C

0.925x − 5

D

0.915x − 15