Explain the concept of money​

What is the concept of money?

A generally accepted medium for the exchange of goods and services, for measuring value, or for making payments. Many economists consider the amount of money and growth in the amount of money in an economy very influential in determining interest rates, inflation, and the level of economic activity.

How does the concept of money work?

Money is supposed to serve three main purposes: 1) a medium of exchange, 2) a store of value, 3) a unit of account. The exchange value of money equals the amount of goods and services it can be traded for at any given moment, popularly called its purchasing power.

because she sucked. : )

(but so does trump, don't @ me)

you have to put the parentheses like this:

in fact, you have to perform the operation inside parentheses first, and then proceed in order: