Write a linear inequality for the situation described.It takes 5 cups of sugar to bake a cake and 3 cups of sugar to make a tray of cookies. Mary has a total of 15 cups of sugar to bake x cakes and y trays of cookies.
A. 3x + 5y ? 15
B. 5x + 3y ? 0
C. 3x + 5y ? 1
D. 5x + 3y ? 15
Answer: D
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