Question

10. A pair of linear equations which has a unique solution x = 2, y=-3 is
(A) x + y = -1
(B) 2x + 5y = -11
2x-3y = -5
4x + 10y = -22
(C) 2x - y = 1
(D) x - 4y - 14 = 0
3x + 2y = 0
5x - y - 13=0​

Answer 1

Answer :

Answer : a ) 8

Answer : a ) 8b ) 91.

Answer : a ) 8b ) 91.c ) 93

Answer : a ) 8b ) 91.c ) 93D ) 92

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