Solve the system. If the system has infinitely many solutions, write the solution set with x arbitrary.
-$5 x - y + z = 8$
$7 x + y + z = 6$
$12 x + 2 z = 14$
A) $\{ ( x , - x - 1 , - 6 x + 7 ) \}$
B) $\{ ( x , - x + 1,6 x - 7 ) \}$
C) $\{ ( x , - x + 1,6 x + 7 ) \}$
D) $\{ ( x , - x + 1 , - 6 x + 7 ) \}$

Question

Solve the system. If the system has infinitely many solutions, write the solution set with x arbitrary.
-$5 x - y + z = 8$
 $7 x + y + z = 6$ 
$12 x + 2 z = 14$
A) $\{ ( x , - x - 1 , - 6 x + 7 ) \}$
B) $\{ ( x , - x + 1,6 x - 7 ) \}$
C) $\{ ( x , - x + 1,6 x + 7 ) \}$
D) $\{ ( x , - x + 1 , - 6 x + 7 ) \}$

Quizplus · Accepted Answer

The system has infinitely many solutions. The solution set is $\{ ( x , - x - 1 , - 6 x + 7 ) \}$.

Solve the System 5x−y+z=85 x - y + z = 85x−y+z=8

Solve the System $5 x - y + z = 8$