Find the value of $p$ :
$(p - 3) (p + 3) - p (p + 8) = 15$

3

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- 3

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\frac{- 1}{3}

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\frac{1}{3}

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Solution

The correct option is B $- 3$
$⟹ (p - 3) (p + 3) - p (p + 8) = 15$

$⟹ p^{2} - 9 - p^{2} - 8 p = 15$

$⟹ - 8 p = 24$

$⟹ p = \frac{- 24}{8}$

$∴ p = - 3$

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