A girl bought a skirts at $30 each and j jerseys at $15 each at a total cost of $285.
Since cost = price * quantity, we have:
30a + 15j = 285
Since cost = price * quantity, we have:
30a + 15j = 285
A girl bought a skirts at $30 each and j jerseys at $15 each at a total cost of $285.
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