Mathematics-Algebra-MyTest-01

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If  x \neq 0 and  y \neq 0, which of the following is equivalent to   \frac{6}{3x}-\frac{7}{4y} ?

 

  • \frac{6y\enspace-\enspace7x}{4xy}
  • -\frac{1}{4xy}
  • \frac{8y\enspace-\enspace7x}{4xy}
  • -\frac{1}{3x \enspace-\enspace 4y}