Write a pair of linear equation which has the unique solution x = -1 ,

1.	Write a pair of linear equation which has the unique solution x = -1 , y = 3. How many such pairs can you write?12x + 5y = 3 , x + y = 2 , Only 1 pair12x + 5y = 3 , x + y = 2 , Infinitely many pairs6x + 5y = 3 , x - y = 2 , Only 1 pair6x + 5y = 3 , x + y = 2 , Infinitely many pairs
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Write a pair of linear equation which has the unique solution x = -1 , y = 3. How many such pairs can you write?12x + 5y = 3 , x + y = 2 , Only 1 pair12x + 5y = 3 , x + y = 2 , Infinitely many pairs6x + 5y = 3 , x - y = 2 , Only 1 pair6x + 5y = 3 , x + y = 2 , Infinitely many pairs

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Write a pair of linear equation which has the unique solution x = -1 , y = 3. How many such pairs can you write?12x + 5y = 3 , x + y = 2 , Only 1 pair12x + 5y = 3 , x + y = 2 , Infinitely many pairs6x + 5y = 3 , x - y = 2 , Only 1 pair6x + 5y = 3 , x + y = 2 , Infinitely many pairs​

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Write a pair of linear equation which has the unique solution x = -1 , y = 3. How many such pairs can you write?12x + 5y = 3 , x + y = 2 , Only 1 pair12x + 5y = 3 , x + y = 2 , Infinitely many pairs6x + 5y = 3 , x - y = 2 , Only 1 pair6x + 5y = 3 , x + y = 2 , Infinitely many pairs