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Find the Z -Coordinate of the Solution of the System {xy+z=5x+2yz=3x+y5z=5\left\{ \begin{array} { l } x - y + z = 5 \\x + 2 y - z = - 3 \\x + y - 5 z = - 5\end{array} \right.

Question 44

Multiple Choice

Find the z -coordinate of the solution of the system {xy+z=5x+2yz=3x+y5z=5\left\{ \begin{array} { l } x - y + z = 5 \\x + 2 y - z = - 3 \\x + y - 5 z = - 5\end{array} \right. .


A) z=8
B) z=2
C) z=-2
D) z=1

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