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#### karush

##### Well-known member

- Jan 31, 2012

- 2,771

$(1,1,1), (0,2,0), (1,0,0)$

the examples in book are all on the $ax+by+cz=d$ equation but with just ordered triples there is no $d$ or can it be found from them... otherwise I would solve this by simultaneously.

the answer to this is $2x+y-z=2$