Linear functions SAT question

Math · Algebra · Easy · Answer it here, explanation included.

The number $y$ is $84$ less than the number $x$ . Which equation represents the relationship between $x$ and $y$ ?

ExplanationShow

Choice D is correct. It’s given that the number $y$ is $84$ less than the number $x$ . A number that's $84$ less than the number $x$ is equivalent to $84$ subtracted from the number $x$ , or $x - 84$ . Therefore, the equation $y = x - 84$ represents the relationship between $x$ and $y$ .

Choice A is incorrect and may result from conceptual errors.

Choice B is incorrect and may result from conceptual errors.

Choice C is incorrect and may result from conceptual errors.

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