Which of the following lines passes through (1,2):(A) x+y= 31.(B)x-y=1 – InterviewSolution

1.

Which of the following lines passes through (1,2):(A) x+y= 31.(B)x-y=1(C) x=2

Answer»

(A) LHS = 1+2= 3= RHS

Hence, (1,2) lies on x+y=3. Option A is correct.

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