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Solve system of linear equations, using matrix method, `x y" "+" "2z" "=" 7"` `3x" "+" "4y" "" "5z" "=" "" "5` `2x y" "+" "3" "z=" "12`

A

`(4,-1)`

B

`(-4,1)`

C

(1,3)

D

`(-4,2)`

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