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MAHAVEER PRASAD

· started a discussion

· 1 Months ago

aur kitne question wrong doge.....

Question:

If 217x + 131y = 913; 131x + 217y = 827. Find the value of (x – y).

Options:
A)

3

B)

2

C)

1

D)

4

Solution:

Ans: (a)

  

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