Respuesta :

gmany

Answer:

[tex]\large\boxed{2m+3m^2-4m=3m^2-2m}[/tex]

Step-by-step explanation:

[tex]2m+3m^2-4m\qquad\text{combine like terms}\\\\=3m^2+(2m-4m)\\\\=3m^2+(-2m)\\\\=3m^2-2m[/tex]