Respuesta :

JenzAr
Just multiply 9 by 2n, and 9 by 1.
So the answer is...
18n+9=

Hello.

In order to simplify this expression, all we have to do is multiply 9 times the two terms inside the parentheses and add the products.

9 × 2n = 18n

9×1=9

18n+9

I hope it helps.

Have a great day.

[tex]\boxed{imperturbability}[/tex]