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Question

Do the following pair of linear equations have no solution? Justify your answer.
2x + 4y = 3 and 12y + 6x = 6

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Solution

Condition for no solution a1a2=b1b2c1c2
2x + 4y = 3 and 12y + 6x = 6
a1=2,b1=4,c1=3a2=6,b2=12,c2=6a1a2=26=13,b1b2=412=13,c1c2=36=12a1a2=b1b2c1c2
Hence, the given pair of linear equations has no solution.

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