Jenson had
58 as many cards as Gwen. After Jenson bought another 17 cards, he had 19 less cards than Gwen. How many cards did Jenson have at first?
| |
Jenson |
Gwen |
| Before |
5 u |
8 u |
| Change |
+ 17 |
|
| After |
5 u + 17 |
8 u |
Gwen had 19 more cards than Jenson in the end. So, if Jenson had another 19 cards, he would have the same number of cards as Gwen.
8 u = 5 u + 17 + 19
8 u - 5 u = 17 + 19
3 u = 36
1 u = 36 ÷ 3 = 12
Number of cards that Jenson had at first
= 5 u
= 5 x 12
= 60
Answer: 60
