Solve the system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so.
A. x = 3, y = 4; (3, 4)
B. x = 4, y = 3; (4, 3)
C. x = -4, y = -3; (-4, -3)
D. x = -3, y = 4; (-3, 4)
Answer: B
Mathematics
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