The ten digit number of a two-digit is twice the units digit . If the digit are reversed the new number is 18 less than the orig
inal number . Find the number.
1 answer:
The two digit number can be:
21, 42, 63, 84
Now reverse those numbers and subtract to find one with a difference of 18:
21 - 12 = 9
42 - 24 = 18
The number would be 42.
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