Answer
$= \frac{4}{3}$
Work Step by Step
1. Use the distributive property to simplify:
$= y(\frac{3}{5} - \frac{2}{3} - \frac{7}{15})$
$=y(\frac{9}{15}-\frac{10}{15}-\frac{7}{15})$
$= y(-\frac{8}{15})$
2. Substitute the value for $y$:
$= -\frac{5}{2}(-\frac{8}{15})$
$= \frac{4}{3}$