5. For what value of ‘P’ the following Pair of equations has a unique solution. 2x + py = -5, 3x
+ 3y = -6
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2x + py = -5
3x + 3y = -6
unique solution means
2/3
3x + 3y = -6
unique solution means
2/3
Anonymous:
2/3 not =to p/3 not = to -5/-6
so, p is not equal to 2
also, 6p is not equal to 15
so,
p is not equal to 5/2
so,
p is not equal to 5/2
that's the answer
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