Simplify 4x + 8x

using the properties of operations.(1 point)
Responses

12x
12 x

12x2
12 x squared

4 + 8x
4 plus 8 x

4x + 8
4 x plus 8

1 answer

To simplify \(4x + 8x\) using the properties of operations, you combine like terms:

\[ 4x + 8x = (4 + 8)x = 12x \]

So the correct response is:

12x