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Question Number 18466 by chernoaguero@gmail.com last updated on 22/Jul/17

$$\mathrm{The}\mathrm{sum}\mathrm{of}\mathrm{the}\mathrm{digits}\mathrm{of}\mathrm{a}\mathrm{two}\mathrm{digit}$$$$\mathrm{number}\mathrm{is}5\mathrm{and}\mathrm{their}\mathrm{difference}\mathrm{is}3.$$$$\mathrm{Find}\mathrm{the}\mathrm{number}.$$

Answered by Tinkutara last updated on 22/Jul/17

$$\mathrm{Let}\mathrm{number}=10x+y$$$$x+y=5;$$$$x-y=3$$$$\Rightarrow x=4,y=1$$$$\therefore \mathrm{Number}=41\mathrm{or}14$$

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