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Baltic Way
1992 Baltic Way
8
2^x (4-x) = 2x+4
2^x (4-x) = 2x+4
Source: Baltic Way 1992 #8
February 17, 2009
number theory proposed
number theory
Problem Statement
Find all integers satisfying the equation 2^x\cdot(4\minus{}x)\equal{}2x\plus{}4.
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