There were 85 more shirts than vests in a shop. After 70 shirts and 25% of the vests were sold, there were an equal number of shirts and vests left. How many vests were there in the shop at first?
| |
Vests |
Shirts |
| Before |
4 u |
3 u + 70 |
| Change |
- 1 u |
- 70 |
| After |
3 u |
3 u |
25% =
25100 =
14There were 85 more shirts than vests at first. If another 85 vests were added at first, the number of vests and shirts would be the same.
4 u + 85 = 3 u + 70
4 u - 3 u = 70 - 85
1 u = -15
1 u = -15 ÷ 1 = -15
Number of vests in the shop at first
= 4 u
= 4 x -15
= -60
Answer(s): -60
