The sum of the disits of a 2disit Number is 11. The number obtained by inter changing the disits exceeds the original number by 27 find the l number?
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x= 4 and y =7 no is 47
x+y=11
10x+y. 1
10y+x. 2
10y+x-10x-y=27
9y-9x=27
y-x=3
y=x+3
x+y=11
so, x+x+3=11
2x=8
x=4 & y= 7
x+y=11
10x+y. 1
10y+x. 2
10y+x-10x-y=27
9y-9x=27
y-x=3
y=x+3
x+y=11
so, x+x+3=11
2x=8
x=4 & y= 7
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