If −5 ≤ x ≤ 1 and −1 ≤ y ≤ 5, then the minimum value of 2y − 3x is:
2017
If −5 ≤ x ≤ 1 and −1 ≤ y ≤ 5, then the minimum value of 2y − 3x is:
- A.
−5
- B.
−9
- C.
−8
- D.
−10
Attempted by 38 students.
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Correct answer: A
To minimize 2y - 3x, select minimum y (-1) and maximum x (1). Calculation: 2(-1) - 3(1) = -5.