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{ x + y< 6
9. It is a solution of the system L x - y = 1
A. (0,3)
B. (0,-2)
C. (1,-1)
D. (2, -1)​


Sagot :

Question:

9. It is a solution of the system L x - y = 1

A. (0,3)

B. (0,-2)

C. (1,-1)

D. (2, -1)

Answer:

D. (2, -1)

Step-by-step explanation:

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