Solve: $5 x - 8 = 2 x - 2$

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Solution

$\Rightarrow 5 x - 8 + 8 = 2 x - 2 + 8$
$\Rightarrow 5 x = 2 x + 6$
$\Rightarrow 5 x - 2 x = 6$
$\Rightarrow 3 x = 6$
$\Rightarrow x = \frac{6}{3} = 2$
$∴ x = 2$

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