Answer:
-4/3
Step-by-step explanation:
[tex]-\frac{1}{2} = \frac{3}{8}y\\-\frac{1}{2} \cdot \frac{8}{3} = \frac{3}{8}y \cdot \frac{8}{3} \\\\-\frac{8}{6} = y\\\boxed{y = -\frac{4}{3}.}[/tex]
