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प्रश्न
(2, 1) is the point of intersection of two lines
विकल्प
x – y – 3 = 0; 3x – y – 7 = 0
x + y = 3; 3x + y = 7
3x + y = 3; x + y = 7
x + 3y – 3 = 0; x – y – 7 = 0
उत्तर
x + y = 3; 3x + y = 7
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