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Mathematics
Problem
Solve for
x
x
x
. State whether the solution is all real numbers (Identity) or the empty set (Contradiction):
5
(
x
+
2
)
−
3
x
=
2
x
+
7
5(x + 2) - 3x = 2x + 7
5
(
x
+
2
)
−
3
x
=
2
x
+
7
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