A two digit number is three time the sum of it's digits if 45 is added to it the digits are reversed the number is
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let the digit initially at tens place be x and at ones place be y, then
10x + y = x + y + 45
9x = 45
x = 5
y = 0
the initial number was 50
the reversed number is 05 or 5
10x + y = x + y + 45
9x = 45
x = 5
y = 0
the initial number was 50
the reversed number is 05 or 5
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