The graphs of the equation 6x-2y+9 and 3x-y+12=0 are two lines which are
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parallel lines
the graph of the eqns 6x-2y+9 and 3x-y+12
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We have,
6x-2y+9=0
and 3x-y+12=0
Here, A1=6, B1=-2 , and C1=9
A2=3, B2=-1, and C2=12
A1/A2=6/3=2/1 , B1/B2=-2/-1=2/1 , C1/C2=9/12=3/4
Clearly, A1/A2=B1/B2 is not equal to C1/C2
Hence, the given system has no solution and the line are parallel.
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