Question

What is 6x^3 - z ?

x= -8
and
z= 9

FYI the 3 is an exponent on 6x

Answer 1

-110601

Explanation:

All you have to do is replace the variables with their value. So the equation would look like this,

6(-8)³ - 9

Always solve the parenthesis first ending up with

-48³ - 9

Now the exponents,

-110592 -9

Here we just subtracting getting the answer of...

-110601

Hope that helps and have a great day!