in a two digit number,the sum of the digits is 14. twice the tens digit exceeds the unit by one. Find the numbers
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let no be x and y
x+y=14 .............(1)
2x+y=1........(2)
from (1)
x=14-y
substituting the value of x in eq.(2)
2(14-y)+y=1
28-2y+y=1
y=27
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