SOLUTION: the unit digit is 3 times the ten digit. when the digits are reversed the new number is 54 more than the original. find the number?

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Question 628017: the unit digit is 3 times the ten digit. when the digits are reversed the new number is 54 more than the original. find the number?
Answer by dfrazzetto(283) About Me  (Show Source):
You can put this solution on YOUR website!
for a number, tu
u = 3t
ut = tu + 54
solving by iteration:
13, 31, no
26, 62 no
39, 93, yes because 93 = 39 + 54
You cannot solve these w/ a formula, you must use iterations and logic to find the answer