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1. x+6=9 হলে, ৩x+১= কত?

  • A. ৩৪
  • B. ৩৪
  • C. ৩৪
  • D. ৩৪

Answer: Option D

Explanation:

x+6=9

Or, x=9-6=3

So,

3x+1

=(3×3)+1

=10

(ans).

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