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Foundations
easy
0:00.0
Simplify
\ac
x
+
x
+
x
3
\ac{x + x + x}{3}
\ac
x
+
x
+
x
3
.
A
3
x
3x
3
x
B
x
x
x
C
x
3
x^3
x
3
D
1
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