SOLUTION: The tens digit of a two digit number is 2 less than twice the ones digit. If the number is reversed, the new number is 18 less than the original number

Question 515818: The tens digit of a two digit number is 2 less than twice the ones digit. If the number is reversed, the new number is 18 less than the original number
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the tens digit
Let = the ones digit
given:

is the original number
is the reverse of the number

By substitution:

and

The original number is 64
check:
Reverse the digits: 46
64 = 46 + 18
OK
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