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Equations & Systems
hard
0:00.0
Solve for
x
x
x
:
\rt
x
+
7
+
\rt
x
=
7
\rt{x+7} + \rt{x} = 7
\rt
x
+
7
+
\rt
x
=
7
.
A
9
B
2
C
16
D
7
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