Question

Describe a situation that can be represented by the expression 4(-2)

Answer 1

I think the statement is missing in the question.
Let's assume it to be :
Describe a situation that can be represented by the expression 4(X-2)
According to that we can say:

A functions is define by Four times the difference of a number X and two.
Hope it helps.

Answer 2

There are 4 friends each spent $2 for a burger, so how much money they spent all together.

Explanation:

Consider the provided expression.

We need to describe a situation that can be represented by the expression 4(-2).

Here the first number is 4. This can be represented as:

Let say there are 4 friends.

The another number is -2.

Let say $2 is the cost of a burger.

Thus, the whole situation can be:

There are 4 friends each spent $2 for a burger, so how much money they spent all together.