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Modular Arithmetic
medium
0:00.0
How many solutions exist for
3
x
≡
9
(
m
o
d
12
)
3x \equiv 9 \pmod{12}
3
x
≡
9
(
mod
12
)
?
A
1
1
1
B
3
3
3
C
0
0
0
D
9
9
9
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