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5 questions
(23)4 = .......
27
212
24
2
(5a)0 = ..........
5
a
1
zero
43+43+43+43 =..........
43
44
412
481
if 3x+1= 5x+1, then x = .....
0
1
-1
3
If (32)9=(23)x, then x = ........
9
32
23
-9
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