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What is the greatest value of 5x + 3y if 3x + 5y ≤ 15, 5x + 2y ≤ 10 and x, y ≥ 0?
A10
B9
C235/19
D15
Answer & Solution
Correct answer: C. 235/19
The lines meet at (20/19, 45/19) where Z = 235/19, which beats Z = 10 at (2,0) and Z = 9 at (0,3).
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