Question

How do you combine `-2k + 4k - 8+ 5k`?

Answer 1

See a solution process below:

Explanation:

First, group like terms:

`-2k + 4k + 5k - 8`

Now, combine like terms:

`(-2 + 4 + 5)k - 8`

`(-2 + 9)k - 8`

`7k - 8`