Which of the following is a solution to the cubic:
3
x
3
+
5
x
2
+
3
x
−
5
=
279
\displaystyle {3}{x}^{{3}}+{5}{x}^{{2}}+{3}{x}-{5}={279}
3
x
3
+
5
x
2
+
3
x
−
5
=
279
-1
4
2
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