## Prealgebra (7th Edition)

$x=-4$
$\frac{x}{5}-\frac{5}{4}=\frac{x}{2}-\frac{1}{20}$ $4x-25=10x-1$ (Multiply the entire equation by $20$) $4x-4x-25=10x-4x-1$ $-25=6x-1$ $-25+1=6x-1+1$ $-24=6x$ $-4=x$ $x=-4$