Math, asked by 95trilokdwivedi, 10 months ago

the sum of the digits number is 12 if 18 is added to it the digits are reversed find the number

Answers

Answered by Anonymous

The solution can be obtained by letting x be the 'tens digit', and y be the unit digit, so that the original number is 10x+y. Then 10x+y+18=10y+x, because the digits are reversed. This simplifies to 9x+18=9y, or x+2=y. Since the digits add up to 12, x+y=12.

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