Answer:
[tex]-30[/tex]
Step-by-step explanation:
[tex]-3(-4)(-2.5)[/tex]
Apply rule [tex]-(-a) = a[/tex]
[tex]=-3*4*2.5[/tex]
Multiply the numbers: [tex]3*4*2.5=30[/tex]
[tex]=-30[/tex]
