Solve for substitution x-2y+z=-11 3x+2y-z=7 -x+2y+4z=-9

Namoscato asked May 25, 2023

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40 votes

Solve for substitution
x-2y+z=-11
3x+2y-z=7
-x+2y+4z=-9

Namoscato asked May 25, 2023

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16 votes

Answer: {x,y,z}={9/2,-5/4,4}

Explanation:

Pietro Basso answered May 28, 2023

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