Zoe paid a total of $48 for a dress, a sweater and a windbreaker. The dress cost
15 of the total cost of the sweater and the windbreaker. The windbreaker cost
17 of the total cost of the dress and the sweater. Find the total cost of the windbreaker and the dress.
| Dress |
Sweater |
Windbreaker |
Total |
1x4 =
4 u |
5x4 =
20 u |
6x4 =
24 u |
7x3 =
21 u |
1x3 =
3 u |
8x3 =
24 u |
| 4 u |
17 u |
3 u |
24 u |
Total amount that Zoe paid for the dress, the sweater and the windbreaker = 24 u
24 u = 48
1 u = 48 ÷ 24 = 2
Total cost of the windbreaker and the dress
= 4 u + 3 u
= 7 u
= 7 x 2
= $14
Answer(s): $14
