Solve using elimination.
A. x = 2, y = 3; x = 3, y = 2; x = -2, y = -3; x = -3, y = -2
or (2, 3), (3, -2), (-2, -3), (-3, -2)
B. x = 2, y = -3; x = 2, y = 3 or (2, -3), (2, 3)
C. x = 2, y = 3; x = -2, y = 3; x = 2, y = -3; x = -2, y = -3
or (2, 3), (-2, 3), (2, -3), (-2, -3)
D. x = -2, y = -3; x = -3, y = -2 or (-2, -3), (-3, -2)
Answer: C
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A. 
B. 
C. 
D. 
E. 
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A. - 
i + 
j
B. 
i - 
j
C. 
i - 
j
D. - 
i + 
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