Hello!
The answer should be the last option D. -12
[tex]-|6-18|[/tex]
Explanation:
↓↓↓↓↓↓↓↓↓↓↓↓
First you had to subtract by the numbers.
[tex]6-18=-12[/tex]
[tex]-|-12|[/tex]
Then you can also used apply absolute rule.
[tex]|-12|=12[/tex]
[tex]=-12[/tex]
Answer⇒⇒⇒⇒⇒⇒⇒-12
Hope this helps!
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Have a great day!
-Charlie
