Respuesta :

Answer:

7t - 4

Step-by-step explanation:

f(t) + g(t)

= 3t + 4t - 4 ( collect like terms )

= 7t - 4

Find f(t) t g(t)

Replace values

3t + 4t - 4

Solve for t

3t + 4t = 7t

Organize values

7t - 4

Answer = 7t - 4