The answer is credit card.
Credit card cannot be used to secure a debt.
This is because credit cards are themselves a form of debt or loan. The record collection, house and cars are all assets and these can be used as a collateral against loans or debts.
Loans or debts or credit cards cannot be hypothecated against loans.
This is why credit card is the answer.
its 60-10+x why, because she bought the dress with $60 and she received $10 dollars back. We don't know the variable.
48/40 = 1 8/40
1 8/40 Simplify to 1 1/5
Hope this helps!
a. record collection