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Solve the System A) {(3,7,2)}\{ ( 3,7,2 ) \} B) {(3,7,2)}\{ ( 3,7 , - 2 ) \}

Question 133

Multiple Choice

Solve the system.
6x1y+5z=61141x+4y3z=53427x1y1z=7142\begin{array} { l } \frac { 6 } { x } - \frac { 1 } { y } + \frac { 5 } { z } = \frac { 61 } { 14 } \\- \frac { 1 } { x } + \frac { 4 } { y } - \frac { 3 } { z } = - \frac { 53 } { 42 } \\\frac { 7 } { x } - \frac { 1 } { y } - \frac { 1 } { z } = \frac { 71 } { 42 }\end{array}


A) {(3,7,2) }\{ ( 3,7,2 ) \}
B) {(3,7,2) }\{ ( 3,7 , - 2 ) \}
C) {(13,17,12) }\left\{ \left( \frac { 1 } { 3 } , \frac { 1 } { 7 } , - \frac { 1 } { 2 } \right) \right\}
D) {(13,17,12) }\left\{ \left( \frac { 1 } { 3 } , \frac { 1 } { 7 } , \frac { 1 } { 2 } \right) \right\}

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