$$2 x ( 4 x - 3 ) - 8 ( x ^ { 2 } - x ) = 10$$
$x=5$
$$8x^{2}-6x-8\left(x^{2}-x\right)=10$$
$$8x^{2}-6x-8x^{2}+8x=10$$
$$-6x+8x=10$$
$$2x=10$$
$$x=\frac{10}{2}$$
$$x=5$$
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