Solve the System of Equations Using Cramerʹs Rule If It

Multiple Choice

Solve the system of equations using Cramerʹs Rule if it is applicable. If Cramerʹs Rule is not applicable, say so.
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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)