Crystalll18 Crystalll18

24-07-2017
Mathematics

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The sum of the digits of a certain number is 12. When you reverse its digits you decrease the number by 36. Find the number

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musiclover10045 musiclover10045

24-07-2017

x+y=12

x*y =36

8+4=12, so make the digits 84, reverse to make it 48

84-48=36

the numbers are 8 & 4

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