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OpenStudy (anonymous):
x+y+2z=10 -x+y-2x=5 3x-2y+6z=-2
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OpenStudy (anonymous):
Is the second equation suppose to be -x + y -2z = 5 ??
OpenStudy (anonymous):
I believe so
OpenStudy (anonymous):
Well i dont know, cuz if thats the case then there is no solution.
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