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Solve the System A) {(4221106,7)}\left\{ \left( - \frac { 4221 } { 106 } , 7 \right) \right\}

Question 414

Multiple Choice

Solve the system.
6x+4y=2217x3y=7663\begin{array} { l } \frac { 6 } { x } + \frac { 4 } { y } = - \frac { 2 } { 21 } \\\frac { 7 } { x } - \frac { 3 } { y } = - \frac { 76 } { 63 }\end{array}


A) {(4221106,7) }\left\{ \left( - \frac { 4221 } { 106 } , 7 \right) \right\}
B) {(9,7) }\{ ( - 9,7 ) \}
C) {(9,7) }\{ ( 9 , - 7 ) \}
D) {(7,9) }\{ ( 7 , - 9 ) \}

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