Respuesta :

Answer:

18n+9

Step-by-step explanation:

9 times 2n is 18n.

9 times 1 is 9.

There's your answer.

Answer:

[tex]\huge\boxed{\bold{18n+9}}[/tex]

Step-by-step explanation:

Hi there!

Let's simplify this expression!

All we should do is "distribute" 9:

[tex]\bold{9(2n+1)}[/tex]

[tex]\bold{18n+9}[/tex]

Hope it helps!

[tex]\rm{Have~A~nice~day![/tex]

~Just a teenage girl willing to help

[tex]\bold{Besties4Ever}[/tex]