Find all real values of x such that f (x) = 0. $f ( x ) = \frac { 7 x - 4 } { 5 }$
A) $\frac { 4 } { 35 }$
B) $\pm \frac { 4 } { 35 }$
C) $\pm \frac { 4 } { 7 }$
D) $\frac { 4 } { 7 }$
E) $- \frac { 4 } { 7 }$

Question

Quizplus · Accepted Answer

To find the value of $x$ for which $f(x) = 0$, set the function equal to zero and solve for $x$: $0 = \frac{7x - 4}{5}$. Multiplying both sides by 5 gives $0 = 7x - 4$, and adding 4 to both sides gives $4 = 7x$. Dividing both sides by 7 gives $x = \frac{4}{7}$.

Find All Real Values of X Such That F (X) f(x)=7x−45f ( x ) = \frac { 7 x - 4 } { 5 }f(x)=57x−4​

Find All Real Values of X Such That F (X) $f ( x ) = \frac { 7 x - 4 } { 5 }$