Jackson and Ella had an equal number of sweets at first. After Jackson bought another 4 sweets and Ella lost 16 sweets, Jackson had five times as many sweets as Ella. Find the number of sweets each of them had at first.
| |
Jackson |
Ella |
| Before |
5 u - 4 |
1 u + 16 |
| Change |
+ 4 |
- 16 |
| After |
5 u |
1 u |
The number of sweets that Jackson and Ella at first is the same.
5 u - 4 = 1 u + 16
5 u - 1 u = 16 + 4
4 u = 20
1 u = 20 ÷ 4 = 5
Number of sweets that each of them had at first
= 1 u + 16
= 5 + 16
= 21
Answer(s): 21
