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Jokes and Riddles

Find the number when added or multiplied to 3 gives the same answer why?

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October 10, 2010 8:28AM

3x=x+3 /-x

3x-x=3

x(3-1)=3 /(3-1)

x=3/(3-1)=3/2=1,5

1,5*3=4,5

1,5+3=4,5