## Introductory Algebra for College Students (7th Edition)

$\displaystyle -\frac{1}{2}d$
A loss is something we subtract, something negative. "a half" is written as $\displaystyle \frac{1}{2}.$ " half of d" = " $\displaystyle \frac{1}{2}$ of d " = $\displaystyle \frac{1}{2}\cdot d$ Expression:$\displaystyle \quad -\frac{1}{2}d$