Question

A pair of linear equations which has a unique solution x = 2 and y = -3

a) x + y = 1 and 2x – 3y = -5
b) 2x + 5y = -11 and 4x + 10y = -22
c) 2x – y =1 and 3x + 2y = 0
d) x -4y – 14 = 0 and 5x – y – 13 = 0

Answer 1

Answer:

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