Question

Need the answer ASAP

Answer 1

Answer: A. x=3 y= -1 z=4

Explanation:

I plugged it into my graphing calculator.

>2nd Matrix

>Edit >A

>choose 3x3

>Enter all coefficients as they look

>2nd Matrix

>Edit >B

>Choose 3x1

>Enter answers as they look

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`[A]^(-1) [B]\\`

Answers end up being 3, -1, 4