Write the Word or Phrase That Best Completes Each Statement $$\begin{array} { l } \frac { 7 } { 3 } x + \frac { 5 } { 4 } y = 4 \\\frac { 5 } { 6 } x - 2 y = 21\end{array}$$

Multiple Choice

Write the word or phrase that best completes each statement or answers the question.
- $$\begin{array} { l } \frac { 7 } { 3 } x + \frac { 5 } { 4 } y = 4 \\\frac { 5 } { 6 } x - 2 y = 21\end{array}$$

A) Inconsistent, $\varnothing$
B) Dependent, $\left( x , - \frac { 5 } { 12 } x - \frac { 21 } { 2 } \right)$
C) $( - 6,8 )$
D) $( 6 , - 8 )$