1.

Find the value of x and y if 2 ( begin{bmatrix}5&x y-4&6 end{bmatrix} )+ ( begin{bmatrix}-4&1 3&2 end{bmatrix} )= ( begin{bmatrix}6&3 10&14 end{bmatrix} )?

A. x=-1, y=9
B. x=-1, y=-9
C. x=1, y=-9
D. x=1, y=9
Answer» E.


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