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Foundations
easy
0:00.0
Evaluate
∣
2
a
−
b
∣
|2a - b|
∣2
a
−
b
∣
when
a
=
1
a=1
a
=
1
and
b
=
5
b=5
b
=
5
.
A
3
3
3
B
−
3
-3
−
3
C
7
7
7
D
−
7
-7
−
7
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