Respuesta :

Answer: 7k + 3

Step-by-step explanation:

5k + 7 + 2k- 4

= 5k + 2k + 7 - 4

= 7k + 3

Answer:

[tex]5k + 7 + 2k - 4 \\ collecting \: like \: terms \: \\ 5k + 2k + 7 - 4 \\ 7k + 3[/tex]