Find All Real Solutions of the Equation $| 5 x | = 9$

Multiple Choice

Find all real solutions of the equation. $| 5 x | = 9$

A) $x = \frac { 9 } { 5 }$ ,
$x = - \frac { 9 } { 5 }$
B) $x = \frac { 9 } { 5 }$
C) $x = - \frac { 4 } { 5 }$ ,
$x = \frac { 4 } { 5 }$
D) $x = 5$ ,
$x = 9$
E) no solution