Answer
$2x^2 -8x - 4$
Work Step by Step
By taking $7x$ as a common factor from the numerator, we simplify as follows:
$$
\frac{14x^3 -56x^2 - 28x}{7x}=\frac{7x(2x^2 -8x - 4)}{7x}=2x^2 -8x - 4
.$$
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