Kathy and Eva had an equal number of candy canes. After Kathy bought another 28 candy canes and Eva bought another 4 candy canes, Kathy had thrice as many candy canes as Eva. Find the number of candy canes that each of them had at first.
| |
Kathy |
Eva |
| Before |
3 u - 28 |
1 u - 4 |
| Change |
+ 28 |
+ 4 |
| After |
3 u |
1 u |
The number of candy canes that Kathy and Eva had at first is the same.
3 u - 28 = 1 u - 4
3 u - 1 u = 28 - 4
2 u = 24
1 u = 24 ÷ 2 = 12
Number of candy canes that each had at first
= 12 - 4
= 8
Answer(s): 8
