Write the augmented matrix for each system of equations.
5x - 4y - 62 = -3
x - 3y +z = -1
-3x - 6y + 72 = 1
a.
C.
5
-4
-6
5 -4.
-6
Ou
1
-3
1
0
1
-1
-3
-6
0
0
0
1
b.
d.
5
-4 - 6
-3
5
1
o w
1
-3
-1
-4
-3
7
-6
-6