Question b-42-c
The given equation relates the positive numbers , , and . Which equation correctly expresses in terms of and ?
b = 42 c f The given equation relates the positive numbers b , c ,
Medium-difficulty · SAT Math · Linear Equations in One Variable — Single-variable equations (multi-step). Read the question above, select your answer, and check the full explanation below to understand exactly why the correct choice works.
Answer explanation
Choice A is correct. It's given that the equation relates the positive numbers , , and . Dividing each side of the given equation by yields , or . Thus, the equation correctly expresses in terms of and .
Choice B is incorrect. This equation can be rewritten as .
Choice C is incorrect. This equation can be rewritten as .
Choice D is incorrect. This equation can be rewritten as .
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