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Advanced Math
/ Nonlinear equations in one variable and systems of equations in two variables
Difficulty: Easy
The given equation relates the distinct positive numbers , , and . Which equation correctly expresses in terms of and ?
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Explanation
Choice D is correct. To express in terms of and , the given equation must be solved for . Dividing each side of the given equation by yields .
Choice A is incorrect. This is equivalent to .
Choice B is incorrect. This is equivalent to .
Choice C is incorrect. This is equivalent to .