SOLUTION: Do a linear system always have at least one solution?

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Question 73045: Do a linear system always have at least one solution?
Answer by jim_thompson5910(35256) About Me  (Show Source):
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No they don't always (careful about the use of the word "always", always means every case) have at least one solution. There are systems that don't have any solutions at all. Any 2 parallel lines will not have any solutions since they don't intersect.