Answer:
[tex]-\frac{9}{14}[/tex]
Step-by-step explanation:
Multiply by the reciprocal of [tex]\frac{7}{12}[/tex] which is just 12 over 7
so the problem is [tex]-\frac{3}{8} *\frac{12}{7}[/tex]
cross multiply and get [tex]-\frac{3}{2} *\frac{3}{7} = -\frac{9}{14}[/tex]