SOLUTION: solve ordered triples x+y+z=7 x-7+2z=7 5x+y+z=11
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Question 810658
:
solve ordered triples
x+y+z=7
x-7+2z=7
5x+y+z=11
Answer by
richwmiller(17219)
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x = 1, y = -1/2, z = 13/2
