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Linear Systems
medium
0:00.0
Find
y
y
y
if
2
x
+
y
=
10
2x+y=10
2
x
+
y
=
10
and
x
−
y
=
2
x-y=2
x
−
y
=
2
.
A
2
2
2
B
4
4
4
C
6
6
6
D
0
0
0
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