Answer
$-1$
Work Step by Step
Substituting $m$ with $6$ and $n$ with $11$, the given expression, $
n-2m
,$ evaluates to
\begin{array}{l}\require{cancel}
11-2(6)
\\\\=
11-12
\\\\=
-1
.\end{array}
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.