SOLUTION: the ten's digit of a two digit number exceeds the unit's digit by 4. the sum of the digits is 10. find the number.
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Question 765123: the ten's digit of a two digit number exceeds the unit's digit by 4. the sum of the digits is 10. find the number.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = tens digit
Let = units digit
given:
(1)
(2)
----------------
Substitute (1) into (2)
(2)
(2)
(2)
and
(1)
(1)
(1)
The number is 73
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