Evaluate
-\frac{8x}{5}+420
Factor
\frac{4\left(525-2x\right)}{5}
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420-\frac{32x}{20}
Divide 8400 by 20 to get 420.
420-\frac{8}{5}x
Divide 32x by 20 to get \frac{8}{5}x.
\frac{4\left(525-2x\right)}{5}
Factor out \frac{4}{5}.
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