If $8 x + 7 = 3 x - 5$ find the value of $x$

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Solution

$8 x + 7 = 3 x - 5$
$\Rightarrow 8 x - 3 x = - 5 - 7$
$\Rightarrow 5 x = - 12$
$∴ x = \frac{- 12}{5}$

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