Question

Evaluate this expression for x=-5 and y=-5​

Answer 1

`x - 2y=5`

Explanation:

Given

`x = -5; y=-5`

`x - 2y` --- missing from question

Required

Evaluate

We have:

`x - 2y`

Substitute for x and y

`x - 2y=-5 - 2*-5`

`x - 2y=-5 +10`

`x - 2y=5`