Evaluate
x
2
+
2
x
−
3
x
−
1
\displaystyle \frac{{{x}^{{2}}+{2}{x}-{3}}}{{{x}-{1}}}
x
−
1
x
2
+
2
x
−
3
when
x
=
−
4
\displaystyle {x}=-{4}
x
=
−
4
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