Answer:
[tex] - \frac{21}{10} = - 2.1[/tex]
Step-by-step explanation:
[tex] - \frac{9}{6} + ( - \frac{3}{5} ) \\ \\ - \frac{9}{6} - \frac{3}{5} \\ \\ \\ - \frac{45}{30} - \frac{18}{30} = \frac{ - 45 - 18}{30} \\ \\ \\ - \frac{ 63}{30} = - \frac{21}{10} = - 2.1[/tex]
I hope I helped you^_^
