briannafromtheb briannafromtheb
  • 30-01-2015
  • Mathematics
Answered

Think of a number. Double it. Add six. Half it. Take away the number you started with. Your answer is 3.



Answer :

konrad509
konrad509 konrad509
  • 30-01-2015
[tex](x\cdot2+6)\div2-x=3\\ (2x+6)\div 2-x=3\\ x+3-x=3\\ x-x=3-3\\ 0=0[/tex]

That number can be any real number.
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