The price of a toy was decreased by 20%. If this meant a decrease of Rs 125 in its price, then what were the original and the reduced prices of that toy?

Solution:

Let the original price of the toy to bex.

Percentage decrease in the price of the toy = 20

Decrease in the price of the toy = Rs 125

In this case,

Thus, original price of the toy = Rs 625

And, reduced price of the toy = Rs 625 Rs 125 = Rs 500

how x transposed and 20 came in equation .can you pls explain?