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1. 2xy + y = 14 এবং x = 3 হলে 2y + x = কত?

  • A. 5
  • B. 5
  • C. 5
  • D. 5

Answer: Option C

Explanation:

দেওয়া আছে,x=3

       2xy+y=14
 ব, 2.3.y+y = 14
, y(6+1)=14
, y=14/7
            
=2

2y+x=2×2+3=7


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