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1. 2x =5-y হলে 4x +y =কত ?

  • A. ৫
  • B. ৫
  • C. ৫
  • D. ৫

Answer: Option C

Explanation:

2x = 5 - y

4x = 10 - 2y

এখন

4x + 2y = 10 - 2y + 2y

= 10

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