Question

Find the value of P for which the pair of linear equations 2 px + 3y = 7, 2x + y = 6 has
exactly one solution.
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Answer 1

Answer:

Therefore, a1/a2 ≠ b1/b2

So, p/2 ≠ 3/1

p ≠ 6

Therefore, for all values of p except 6, the pair of linear equations have exactly one solution