There were 77 more vests than coats in a shop. After 53 vests and 20% of the coats were sold, there were an equal number of vests and coats left. How many coats were there in the shop at first?
|
Coats |
Vests |
Before |
5 u |
4 u + 53 |
Change |
- 1 u |
- 53 |
After |
4 u |
4 u |
20% =
20100 =
15There were 77 more vests than coats at first. If another 77 coats were added at first, the number of coats and vests would be the same.
5 u + 77 = 4 u + 53
5 u - 4 u = 53 - 77
1 u = -24
1 u = -24 ÷ 1 = -24
Number of coats in the shop at first
= 5 u
= 5 x -24
= -120
Answer(s): -120