Sean had
25 as many stickers as Rachel. After Sean bought another 32 stickers, he had 13 less stickers than Rachel. How many stickers did Sean have at first?
| |
Sean |
Rachel |
| Before |
2 u |
5 u |
| Change |
+ 32 |
|
| After |
2 u + 32 |
5 u |
Rachel had 13 more stickers than Sean in the end. So, if Sean had another 13 stickers, he would have the same number of stickers as Rachel.
5 u = 2 u + 32 + 13
5 u - 2 u = 32 + 13
3 u = 45
1 u = 45 ÷ 3 = 15
Number of stickers that Sean had at first
= 2 u
= 2 x 15
= 30
Answer: 30
