Cindy had 4 times as many stickers as Xandra at first. After Cindy gave 18 stickers to Xandra, they each had the same number of stickers in the end. How many stickers did Cindy have at first?
| |
Cindy |
Xandra |
| Before |
4 u |
1 u |
| Change |
- 18 |
+ 18 |
| After |
4 u - 18 |
1 u + 18 |
Comparing Cindy and
Xandra in the end |
1 |
1 |
The number of stickers that Cindy and Xandra had in the end is equal.
4 u - 18 = 1 u + 18
4 u - 1 u = 18 + 18
3 u = 36
1 u = 12
Number of stickers that Cindy had at first
= 4 u
= 4 x 12
= 48
Answer(s): 48
