Find All Real Values Of $x$ Such That $f ( x ) = 0$

question 113

Multiple Choice

Find all real values of $x$ such that $f ( x ) = 0$ .
$$f ( x ) = \frac { 7 x - 5 } { 7 }$$

• A) \(\frac { 5 } { 49 }\)
• B) \(\pm \frac { 5 } { 49 }\)
• C) \(\pm \frac { 5 } { 7 }\)
• D) \(\frac { 5 } { 7 }\)
• E) \(- \frac { 5 } { 7 }\)

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