## Basic College Mathematics (9th Edition)

$-\frac{3}{10}$
$(-\frac{7}{15})(\frac{25}{14})=-\frac{7}{15}\times\frac{25}{14}=-\frac{7\times15}{25\times14}=-\frac{105}{350}=-\frac{3}{10}$ The signs of both numbers are different, so the resulting product will be negative.