Solve the system by using the inverse of the coefficient matrix.
-$9 x+4 y-z=64$
$x-2 y+2 z=3$
$-5 x+y+z=-14$
A) $(6,4,5)$
B) $(6,5,6)$
C) $(5,-6,-5)$
D) $(5,6,5)$

Question

Quizplus · Accepted Answer

The Answer of Solve the system by using the inverse of the coefficient matrix.
-$9 x+4 y-z=64$
$x-2 y+2 z=3$
$-5 x+y+z=-14$
A) $(6,4,5)$
B) $(6,5,6)$
C) $(5,-6,-5)$
D) $(5,6,5)$

Solve the System by Using the Inverse of the Coefficient 9x+4y−z=649 x+4 y-z=649x+4y−z=64

Solve the System by Using the Inverse of the Coefficient $9 x+4 y-z=64$