Solve: $4 x^{2} - 8 x = 0$

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Solution

Given the equation,
$4 x^{2} - 8 x = 0 \Rightarrow 4 x (x - 2) = 0 \Rightarrow 4 x = 0, (x - 2) = 0 ∴ x = 0, x = 2.$

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