During a clothing sale, the price goes down by half each day an item is not sold. If an item costs $2.50 after 8 days, what was the original price? Use the Working Backwards method to solve the problem and SHOW YOUR WORK.

Respuesta :

Answer: 640
2.50 x 2= 5
5 x 2= 10
10 x 2= 20
20 x 2= 40
40 x 2= 80
80 x 2 = 160
160 x2= 320
320 x 2= 640
The person above me is right I promise and checked it but in too lazy to write out the rest. But the original price was 640$