Question
The total cost of 7 dresses and 7 coats was $420. Tina bought 9 such dresses, 7 such coats and a cardigan for $509. If the total cost of a blazer and a dress was $58, find the difference in cost between the dress and the blazer.
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The total cost of 7 dresses and 7 coats was $420. Tina bought 9 such dresses, 7 such coats and a cardigan for $509. If the total cost of a blazer and a dress was $58, find the difference in cost between the dress and the blazer.