SOLUTION: 3x=-12;2x-y+3z=-1;3x+4-z=-7

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Question 1061132: 3x=-12;2x-y+3z=-1;3x+4-z=-7
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
3x=-12 --> x = -4
2x-y+3z=-1
3x+4-z=-7
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3x+4-z=-7 (x = -4)
3*-4 +4 - z = -7
-8 - z = -7
z = -1
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2x-y+3z=-1
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Can you solve for y?