Respuesta :

Answer:

[tex]b-2[/tex]

Step-by-step explanation:

[tex](3b+4) + (-2b-6)[/tex]

We will need to add like terms. 3b and -2b are like terms and 4 and -6 are like terms.

Let's add 3b and -2b.

[tex]b+4-6[/tex]

We can now add the like terms 4 and -6.

[tex]b-2[/tex]