Perform the Row Operation and Find the Equivalent System ?
A)

Perform the row operation and find the equivalent system. Add Equation 1 to Equation 2.? $$\left\{ \begin{array} { c c c } x - 4 y + 5 z & = 9 & \text { Equation 1 } \\- x + 5 y - 9 z & = 8 & \text { Equation 2 } \\4 x - 5 z & = 0 & \text { Equation 3 }\end{array} \right.$$ ?

A) ? $- y + 4 z = 17$
B) ? $- 4 y + z = 17$
C) ? $- 4 y - z = 17$
D) ? $y + 4 z = 17$
E) ? $y - 4 z = 17$

Correct Answer:

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