Question #0d391910 - SAT Suite Question Bank

ID: 0d391910

Modded SAT Question Bank by Abdullah Mallik

The function $f$ is defined by $f left parenthesis x right parenthesis equals 4 x$ . For what value of $x$ does $f left parenthesis x right parenthesis equals 8$ ?

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Correct Answer: 2

Rationale

The correct answer is $2$ . Substituting $8$ for $f (x)$ in the given equation yields $8 equals 4 x$ . Dividing the left- and right-hand sides of this equation by $4$ yields $x equals 2$ . Therefore, the value of $x$ is $2$ when $f left parenthesis x right parenthesis equals 8$ .

Question Difficulty: Easy