sat suite question viewer
The given equation relates the distinct positive numbers , , and . Which equation correctly expresses in terms of and ?
Explanation
Choice A is correct. To express in terms of and , the given equation must be solved for . Since it's given that is a positive number, is not equal to zero. Therefore, multiplying both sides of the given equation by yields the equivalent equation . Since it's given that is a positive number, is not equal to zero. Therefore, dividing each side of the equation by yields the equivalent equation .
Choice B is incorrect. This equation is equivalent to .
Choice C is incorrect. This equation is equivalent to .
Choice D is incorrect. This equation is equivalent to .