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Social ScienceSolve the system x+y+z=-72x-y-3z=72x+2y-2z=-2
Solve the system
x+y+z=-7
2x-y-3z=7
2x+2y-2z=-2
Expert Answer
It is given that the systems of equations are,
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x+y z =7 2х - у — 32%3D 7 2x 2y-2 2
Use the gauss Jordon elimination method as,
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1 -7 RR,-2R 1 1 1 1 1 2 -1-3 0 -3 5 21 7 RR2R -412 -2 -2 0 0 1 1 5 -7 0 1 -4 12 0 0 1 0 0 1 -7 3 RRR 0 0 -4 12 2 1 0 0 5 -7 0 1 0 0 1 -3
Perform the row operati...
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-7 1 0 0-2 1 1 RR 1 0 1 0-2 -1-3 5 0 0 1-3 R,R 3 2 2 -2 -2
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