SOLUTION: The sum of the digit of a two digit number is 9. the number is 6 times the units digit. find the number
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Question 1046710: The sum of the digit of a two digit number is 9. the number is 6 times the units digit. find the number
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the tens digit
Let = the units digit
--------------------------
(1)
(2)
--------------------
(2)
(2)
----------------
Substitute (2) into (1)
(1)
(1)
(1)
--------------------
(2)
(2)
(2)
------------------------
The number is 36
-------------------
check:
(2)
(2)
(2)
(2)
OK
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