A commodity is priced at 20% of the profit, and then sold at 80% of the price, resulting in a loss of 40 yuan. How much is the cost of this commodity?

A commodity is priced at 20% of the profit, and then sold at 80% of the price, resulting in a loss of 40 yuan. How much is the cost of this commodity?

Let me help you. Suppose that the original price of this commodity is x, then the price is 1.2x. Then, according to the title, there is: 1.2x * 0.8 + 40 = x, and the calculation is 1000. Therefore, the cost of this commodity is 1000 yuan
The answer is 1000. If the answer is right,