Question

How do you evaluate `9x + 7- 13- 2x`?

Answer 1

See a solution process below:

Explanation:

First, group like terms:

`9x - 2x + 7 - 13`

Now, combine like terms:

`(9 - 2)x + (7 - 13) =>`

`7x + (-6) =>`

`7x - 6`