Irene had 6 times as many buttons as Linda at first. After Irene gave 50 buttons to Linda, they each had the same number of buttons in the end. How many buttons did Linda have in the end?
| |
Irene |
Linda |
| Before |
6 u |
1 u |
| Change |
- 50 |
+ 50 |
| After |
6 u - 50 |
1 u + 50 |
Comparing Irene and
Linda in the end |
1 |
1 |
The number of buttons that Irene and Linda had in the end is equal.
6 u - 50 = 1 u + 50
6 u - 1 u = 50 + 50
5 u = 100
1 u = 20
Number of buttons that Linda had in the end
= 1 u + 50
= 20 + 50
= 70
Answer(s): 70
