Rewrite the system of inequalities, adding slack variables or subtracting surplus variables as needed.15x1 + 3x2 ? 5412x1 + 6x2 ? 72
A. 15x1 + 3x2 - s1 = 54
12x1 + 6x2 - s2 = 72
B. 15x1 + 3x2 + s1 = 54
12x1 + 6x2 - s2 = 72
C. 15x1 + 3x2 - s1 = 54
12x1 + 6x2 + s2 = 72
D. 15x1 + 3x2 + s1 = 54
12x1 + 6x2 + s2 = 72
Answer: B
Mathematics
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