Respuesta :

Answer:

16[tex]t^{2}[/tex] + 2t - 6

Step-by-step explanation:

[tex](12t^{2} + 5t -y) - (-4t^{2} + 3t -1)[/tex]

simplify

[tex]12t^{2} + 5t -7 +4t^{2} -3t +1[/tex]

combine like terms

16[tex]t^{2}[/tex] + 2t - 6

good job