12. A number consisting of two digits is seven times the sum of its digits.
When 27 is subtracted from the number, the digits are reversed. Find
the number.
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12. A number consisting of two digits is seven times the sum of its digits.
When 27 is subtracted from the number, the digits are reversed. Find
the number.
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Answer:
Step-by-step explanation:
let no be xy
10x+y=7(x+y)
3x-6y=0
x-2y=0
10x+y-27=10y+x
x-y=3
y=3
x=6
no is 63
Answer:
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