Question

4x – y if x = – 2 and y = 3
Evaluate

Answer 1

-11

Explanation:

`4x - y`

`4( - 2) - 3`

`- 8 - 3`

`- 11`

Answer 2

-11

Explanation:

4x -y

Substitute x and y

4( -2 ) - 3

Simplify

-8 -3

Subtract

-11