A skirt cost $14 more than a cardigan. Anna paid $190 for 2 skirts and 4 cardigans. How much did 1 skirt cost?
|
Cardigans |
Skirts |
Total |
Number |
4 |
2 |
|
Value |
1 u |
1 u + 14 |
|
Total value |
4 u |
2 u + 28 |
6 u + 28 |
Cost of 1 cardigan = 1 u
Cost of 4 cardigans = 4 u
Cost of 1 skirt = 1 u + 14
Cost of 2 skirts
= 2 x (1 u + 14)
= 2 u + 28
Cost of 4 cardigans and 2 skirts
= 4 u + 2 u + 28
= 6 u + 28
6 u + 28 = 190
6 u = 190 - 28
6 u = 162
1 u = 162 ÷ 6 = 27
Cost of 1 skirt
= 27 + 14
= $41
Answer(s): $41