Consistent and inconsistent equations: Difference between revisions

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m Reverted edits by 45.127.58.66 (talk) (HG) (3.3.3)
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:<math>x^2+y^2+z^2=10,</math>
:<math>x12x^2+y^2+z^2=12</math>
 
has no solutions, because if one equation is subtracted from the other we obtain the impossible 0 = 2.