Final answer:
Barter is an exchange of tangible properties that are like each other, such as real estate for real estate or personal property for personal property.
Step-by-step explanation:
A barter is an exchange of tangible properties that are like each other, for example, real estate for real estate or personal property for personal property. It is a process where people exchange one form of goods or services for another. This form of exchange has been practiced since ancient times and is still used in some societies today.