Is the ordered triple a solution to the given system of equations? -\[\begin{aligned} ( - 3 , - 1,4 ) \\ 2 x - 2 y - 3 z & = - 16 \\ 4 x - 3 y + 3 z & = 3 \\ x + y - 5 z & = - 24 \end{aligned}\]

A) $\mathrm { No }$ B) Yes A) $\mathrm { No }$ B) Yes

Is the ordered triple a solution to the given system of equations? -\[\begin{array} { c } ( 2,9 , - 4 ) \\ 2 x - 5 y - 9 z = - 5 \\ x + y + z = 7 \\ 3 x - y + 5 z = 35 \end{array}\]

A) $\mathrm { No }$ B) Yes A) $\mathrm { No }$ B) Yes

Is the ordered triple a solution to the given system of equations? -\[\begin{array} { l } 4 x + 2 y - 3 z = 7 \\ 2 x + 4 y + z = 35 \\ 6 x + 2 y - 2 z = 20 \end{array}\]

A) $\left( \frac { 7 } { 5 } , - \frac { 11 } { 3 } , 6 \right)$ B) $\left( - 7 , \frac { 11 } { 2 } , 6 \right)$ C) $\left( \frac { 7 } { 2 } , \frac { 11 } { 2 } , 6 \right)$ D) $\left( \frac { 11 } { 2 } , - \frac { 7 } { 2 } , - 6 \right)$ A) $\left( \frac { 7 } { 5 } , - \frac { 11 } { 3 } , 6 \right)$ B) $\left( - 7 , \frac { 11 } { 2 } , 6 \right)$ C) $\left( \frac { 7 } { 2 } , \frac { 11 } { 2 } , 6 \right)$ D) $\left( \frac { 11 } { 2 } , - \frac { 7 } { 2 } , - 6 \right)$

SOLVE -\[\begin{array} { l } \frac { 1 } { 3 } x - \frac { 1 } { 4 } y = 1 \\ \frac { 2 } { 3 } x + \frac { 1 } { 2 } y = 2 \end{array}\]

A) $( 3,0 )$ B) $( 6,0 )$ C) $( - 3 , - 2 )$ A) $( 3,0 )$ B) $( 6,0 )$ C) $( - 3 , - 2 )$

Is the ordered triple a solution to the given system of equations? -\[\begin{aligned} 5 x - 4 y + 10 z & = - 6 \\ 10 x + 2 y - 15 z & = 26 \\ 15 x - 2 y + 10 z & = - 7 \end{aligned}\]

A) $\left( \frac { 5 } { 2 } , \frac { 2 } { 5 } , - \frac { 9 } { 5 } \right)$ B) $\left( \frac { 2 } { 5 } , - \frac { 5 } { 2 } , - \frac { 9 } { 5 } \right)$ C) $\left( - \frac { 2 } { 5 } , \frac { 5 } { 4 } , \frac { 9 } { 5 } \right)$ D) $\left( \frac { 5 } { 2 } , - 2 , \frac { 9 } { 5 } \right)$ A) $\left( \frac { 5 } { 2 } , \frac { 2 } { 5 } , - \frac { 9 } { 5 } \right)$ B) $\left( \frac { 2 } { 5 } , - \frac { 5 } { 2 } , - \frac { 9 } { 5 } \right)$ C) $\left( - \frac { 2 } { 5 } , \frac { 5 } { 4 } , \frac { 9 } { 5 } \right)$ D) $\left( \frac { 5 } { 2 } , - 2 , \frac { 9 } { 5 } \right)$

SOLVE -\[\begin{array} { l } - 3 x + 4 y = 9 \\ 3 x - 4 y = 9 \end{array}\]

A) $( 3,0 )$ B) $\left( 0 , \frac { 9 } { 4 } \right)$ C) $\{ ( r , s ) \mid - 3 r + 4 s = 9 \}$ D) $\varnothing$ A) $( 3,0 )$ B) $\left( 0 , \frac { 9 } { 4 } \right)$ C) $\{ ( r , s ) \mid - 3 r + 4 s = 9 \}$ D) $\varnothing$