Question

What is the value of the expression below when z6?9z + 8

Answer 1

Hello!

Let's solve your expression:

`9z+8`

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

`\begin{gathered} (9\cdot z)+18 \\ (9\cdot6)+18 \\ 54+18 \\ =72 \end{gathered}`

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