method substitution
2x-3y=8
4x-6y=9
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2x-3y=8
or x=(8+3y)/2_____(i)
and 4x-6y=9_____(ii) (given)
Substituting (i) in (ii):
4(8+3y)/2 - 6y = 9
16+6y-6y=9
or 16=9, which is not true.
Hence, these pair of equations have no solution.
or x=(8+3y)/2_____(i)
and 4x-6y=9_____(ii) (given)
Substituting (i) in (ii):
4(8+3y)/2 - 6y = 9
16+6y-6y=9
or 16=9, which is not true.
Hence, these pair of equations have no solution.
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