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Brynn Werner
Mathematics
1 March, 05:20
15 unknown 11 unknown 3 unknown = 7 find the sign
+3
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Hernandez
1 March, 05:44
0
I tested different options and I got:
15 - 11 + 3.
If they all have to be the same sign, that's impossible
Addition doesn't work.
Subtraction doesn't work.
Division doesn't work
Multiplying doesn't work
Exponents don't work.
So I'm assuming they have to be different signs.
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