Respuesta :

Potatopie527
I think it is -10.2n-1
calculista

Answer:

[tex]-10.2n-1[/tex]

Step-by-step explanation:

we have

[tex](-2.4n-3)+(-7.8n+2)[/tex]

Group terms that contain the same variable

[tex](-2.4n-7.8n)+(-3+2)[/tex]

Combine like terms

[tex](-10.2n)+(-1)[/tex]

[tex]-10.2n-1[/tex]