Respuesta :

2022110

Answer:

2t + 9

Step-by-step explanation:

5 and 4 are like terms. 3t and -t are like terms

= 2t + 9

or 9 + 2t

awesomesauce125697

Answer:

2t + 9

Step-by-step explanation:

5 + 4 = 9

3t - 1t = 2t