3.27x = 9x+4 হলে x এর মান কত?

A 9//3

B 7

C 1

Solution

Correct Answer: Option B

   3.27x = 9(x + 4)
⇒ 3.(33)x = (32)(x + 4)
⇒ 3.3(3x) = 32(x + 4)
⇒ 3(3x + 1) = 3(2x + 8)
⇒ 3x + 1 = 2x + 8
⇒ x = 7

.: নির্ণেয় সমাধান, x = 7

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