Question

Evaluate the expression when a=7 and x=-2.

Answer 1

-23

Explanation:

`x - 3a \\ \\ - 2 - 3 * 7 \\ \\ - 2 - (3 * 7) \\ \\ - 2 - 21 \\ \\ - (2 + 21) \\ \\ - 23`

I hope this helps you :)

Answer 2

`x-3a`

Plug in the values a=7 and x=-2

`=-2-3(7)`

`=-2-21=-23`

The answer is -23.

Let me know if you need any clarifications, thanks!