Tommy and Elijah had the same number of cards at first. After Tommy had bought another 28 cards and Elijah had lost 8 of his cards, Tommy had five times as many cards as Elijah. How many cards did each of them have at first?
|
Elijah |
Tommy |
Before |
1 u + 8 |
5 u - 28 |
Change |
- 8 |
+ 28 |
After |
1 u |
5 u |
Tommy and Elijah had the same number of cards at first.
5 u - 28 = 1 u + 8
5 u - 1 u = 8 + 28
4 u = 36
1 u = 36 ÷ 4 = 9
Number of cards that each of them had at first
= 1 u + 8
= 9 + 8
= 17
Answer(s): 17