Question

What is the value of `4x-y-2z` if `x=-2, y=3,` and `z=-2`?

Answer 1

-7

Explanation:

this is a nice and easy substitution question. plug in the values given to you, do the math and simplify.

`4x - y - 2z`

`4(-2) - (3) - 2(-2)`

`-8 - 3 + 4`

`-7`