SOLUTION: Solve the system of equations. x + 3y + 2z = –16 2x – y + 2z = –15 2x – 2y – z = 1 Please show work

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Question 632105: Solve the system of equations.
x + 3y + 2z = –16
2x – y + 2z = –15
2x – 2y – z = 1
Please show work
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

x + 3y + 2z = –16

 2x – y + 2z = –15

 2x – 2y – z = 1

 D = 19, Dx= -57, Dy = -19, Dz = -95

 x+=+-57%2F19=+-3, +y+=-19%2F19=+-1,  z+=+-95%2F19+=++-5