Simplify: \(\frac{2}{3xy} – \frac{3}{4yz}\)

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Mathematics WAEC 2005

Simplify: \(\frac{2}{3xy} – \frac{3}{4yz}\)

  • \(\frac{2-x}{12xyz}\)
  • \(\frac{2z-3x}{12xyz}\)
  • \(\frac{4z-3x}{12xyz}\)
  • \(\frac{8z-9x}{12xyz}\) checkmark

The correct answer is: D

Explanation

\(\frac{2}{3xy} - \frac{3}{4yz} = \frac{2(4)-3(3x)}{12xyz} = \frac{8z-9x}{12xyz}\)

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