Question

There's more than one correct answer select all that apply.

Answer 1

The city worker descends 3 meters underground level, which means -3 units setting the initial place at 0.

Then, she descends 4 more meters underground, she is located -3meters and then descends -4 more meters.

So the worker is -4-3 = -7 meters from ground level, which means he is underground.

The corrects true statements are:

The worker is -7 meters from ground level,

One of the addends is -3.