Solve :
$0.3 (6 - x) = 0.4 (x + 8)$

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Solution

Given, $0.3 (6 - x) = 0.4 (x + 8)$

$\Rightarrow 1.8 - 0.3 x = 0.4 x + 3.2$

$\Rightarrow 0.7 x = - 1.4$

$\Rightarrow x = - 2$ .

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