please give me answer of this question because tomorrow is my exam
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Answered by
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Answer:
let the two digit no. be 10+y.
x+y=9 -(1).
10x+y-10y-x=27
x-y=3 -(2)
ADD 1 AND 2
2x=12
x=6.
y=3.
THUS.given no. is 63.
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Answered by
0
Answer:
10x+y=39
Step-by-step explanation:
let the two digit no be 10x+y
according to question -
sum of two digit is = 9
⇒ x+y = 9 ..........1
and the number obtained by reversing the digit exceeds the given number by 27
⇒ 10y + x - (10x+y) = 27
⇒9y-9x=27
⇒y-x=3 .........2
on adding 1 and 2
x+y+y-x=9+3
⇒ 2y=12
⇒y=6
on putting y =2 in equation 1
⇒x+y=9
⇒x+6=9
⇒x=9-6=3
there fore given no wil be
10x+y = 10(3)+9 = 39 Ans
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