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4 votes
X + 2y + 5z = -17
2x – 3y + 2z = -16
3x + y - z = 3

User Rene Knop
by
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1 Answer

2 votes

Answer:

first one : x=−2y−5z−17

2nd one: x= 3 /2 y−z−8

3rd one: x= −1 /3 y+ 1 /3 z+1

Explanation:

User Joaquin Casco
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