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Foundations
easy
0:00.0
Simplify:
4
(
x
+
y
)
−
4
(
x
−
y
)
4(x + y) - 4(x - y)
4
(
x
+
y
)
−
4
(
x
−
y
)
A
8
y
8y
8
y
B
8
x
8x
8
x
C
0
D
8
x
+
8
y
8x + 8y
8
x
+
8
y
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