$0.7 (0.25 x - 0.3) = 0.05 (0.2 x - 3)$ .Find $x$

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Solution

$0.7 (0.25 x - 0.3) = 0.05 (0.2 x - 3)$

$⟹ 0.175 x - 0.21 = 0.01 x - 0.15$

$⟹ 0.175 x - 0.01 x = 0.21 - 0.15$

$⟹ 0.165 x = 0.06$

$⟹ x = \frac{0.06}{0.165}$

$∴ x = 0.3 ¯ 63$

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