Solve the equation: \(\frac{1}{5x} + \frac{1}{x}\)= 3

  • A \(\frac{1}{5}\)
  • B \(\frac{2}{5}\)
  • C \(\frac{3}{5}\)
  • D \(\frac{4}{5}\)
waec 2017mathematics

The correct answer is B. \(\frac{2}{5}\)

\(\frac{1}{5x} + \frac{1}{x}\)= 3

\(\frac{1 + 5}{5x}\) = 3

6 = 15x

x = \(\frac{6}{15}\)

= \(\frac{2}{5}\)

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