Respuesta :

Hello!

Let's solve your expression:

[tex]9z+8[/tex]

Let's replace where's z by 6, look:

[tex]\begin{gathered} (9\cdot z)+18 \\ (9\cdot6)+18 \\ 54+18 \\ =72 \end{gathered}[/tex]

So the value of this expression when z=6 is 72.