Question

15.

(3,-2) is a solution of the equation 3x – py – 7 = 0 find the value of ‘P’​

Answer 1

Answer:

$3x - py - 7 = 0 \\ 3 \times 3 - p \times - 2 - 7 = 0 \\ 9 + 2p - 7 = 0 \\ 2 + 2p = 0 \\ 2p = - 2 \\ p = - \frac{ 2}{2} \\ p = - 1$

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Answer 2

Answer:

p=-4

is your ans

Step-by-step explanation:

3(3)-p(-2)-7=0

9-p(-2)-7=0

p=7-92

p=-4