Respuesta :

Is that really a problem of just something random

Answer:

[tex]2v^2+18v+18[/tex]

Step-by-step explanation:

[tex](-2v^2+19v-5)-(-4v^2+v-23)\\=-2v^2+19v-5+4v^2-v+23\\=2v^2+18v+18[/tex]