Solve the System of Equations

Multiple Choice

Solve the system of equations. -x + y - z = 8
4x - 2y + 5z = -28
2x - 2y + 2z = -14

A) {(0, 4, -4) }
B) {}
C) {(x, y, z) | -x + y - z = 8}
D) {(x, y, z) | 4x - 2y + 5z = -28}