If the System Has Infinitely Many Solutions, Write the Solution

Multiple Choice

If the system has infinitely many solutions, write the solution set with x arbitrary.
- $$\begin{array} { l } \frac { 2 } { x } - \frac { 4 } { y } = \frac { 17 } { 15 } \\\\\frac { 5 } { x } + \frac { 7 } { y } = - \frac { 17 } { 30 }\end{array}$$

A) $\left\{ \left( - \frac { 585 } { 253 } , - 5 \right) \right\}$

B) $\{ ( - 5 , - 6 ) \}$

C) $\{ ( 6 , - 5 ) \}$

D) $\{ ( 6,5 ) \}$