Japheth had a total of 147 pink and yellow balloons. After giving away
23 of the pink balloons and 43 yellow balloons, there was an equal number of pink and yellow balloons left. How many pink balloons did he have at first?
| |
Pink balloons |
Yellow balloons |
Total |
| Before |
3 u |
1 u + 43 |
147 |
| Change |
- 2 u |
- 43 |
|
| After |
1 u |
1 u |
|
Total number of balloons at first
= 3 u + 1 u + 43
= 4 u + 43
4 u + 43 = 147
4 u = 147 - 43
4 u = 104
1 u = 104 ÷ 4 = 26
Number of pink balloons that Japheth had at first
= 3 u
= 3 x 26
= 78
Answer(s): 78
