(5x/6 + 3) এবং (x/3 + 10) পরস্পর সমান হলে x এর মান কত?

A 6.0

B 7.0

C 21/2

D 14.0

Solution

Correct Answer: Option D

(5x/6)+3= (x/3)+10
 বা, (5x/6)- (x/3)=7
বা , (5x-2x)/6=7
বা, 3x=42
  ∴  x = 14

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