PLEASE HELP

At midnight, the outside temperature was –12⁰. By 6:00

Am. the outside temperature had dropped 6⁰.

What was the outside temperature at 6:00

Am.?
A–18⁰
B–6⁰
C6⁰
D18⁰

Verified Answer :

If you use/make a number line, then you will see that the answer is -18 or a. When using a number line, negative = ← and positive = →.