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1. যদি ( 6x-y, 13)= (1,3x+2y) হয়, তাহলে (x, y) = কত?
- A. (2, 3)
- B. (2, 3)
- C. (2, 3)
- D. (2, 3)
Answer: Option C
Explanation:
6x-y =1 ………………..(1)
3x+2y = 13 …………………….(2)
12x-2y = 2 [2 দিয়ে গুণ করে পাই]
3x+2y = 13
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15x = 15
=> x = 1
y = 5
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