Question

Factorise fully
-x-8

Answer 1

-(x+8)

Explanation:

-x comes from -1(x), same goes to -8 which also comes from -1(8). So we have:

`\displaystyle{-1(x)-1(8)}`

Factor -1 out:

`\displaystyle{-1(x+8)}`

However, we don't generally write 1, so we are left with:

`\displaystyle{-(x+8)}`