Solve $\dfrac{3x}{x + 5} = \dfrac{1}{2}$.

Solve $\dfrac{3x}{x + 5} = \dfrac{1}{2}$.
  1. $1$
  2. $2$
  3. $5$
  4. $\dfrac{1}{5}$

Solution

$6x = x + 5 \Rightarrow x = 1$.

Asked in: IMO

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