Decide What Values of the Variable Cannot Possibly Be Solutions $\sqrt { 9 x - 3 } - \sqrt { 4 x + 5 } = 0$

Multiple Choice

Decide what values of the variable cannot possibly be solutions for the equation.
- $\sqrt { 9 x - 3 } - \sqrt { 4 x + 5 } = 0$

A) $\left\{ \frac { 5 } { 8 } \right\}$
B) $\left\{ \frac { 2 } { 5 } \right\}$
C) $\left\{ \frac { 8 } { 13 } \right\}$
D) $\left\{ \frac { 8 } { 5 } \right\}$