Respuesta :
[tex] \sf \longrightarrow \: 12 \times ( - 4) \times ( - 5)[/tex]
- Multiplying a negative number to another negative number gives a positive number i.e. (-)×(-)=(+)
[tex] \sf \longrightarrow \: 12 \times 20[/tex]
- Multiply the numbers
[tex] \sf \longrightarrow \: 240[/tex]