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Foundations
easy
0:00.0
Evaluate
2
(
x
+
y
)
x
−
y
\frac{2(x + y)}{x - y}
x
−
y
2
(
x
+
y
)
when
x
=
4
x = 4
x
=
4
and
y
=
2
y = 2
y
=
2
.
A
6
B
3
C
4
D
12
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