Answer
$69$
Work Step by Step
Substituting $y$ with $-2$, the given expression, $
14+(y-5)^2-12\div y
,$ evaluates to
\begin{array}{l}\require{cancel}
14+(-2-5)^2-12\div (-2)
\\\\=
14+(-7)^2+6
\\\\=
14+49+6
\\\\=
63+6
\\\\=
69
.\end{array}