SOLUTION: The sum of the digit of a two digit number is 9. the ten digit number is 3 more than twice the one digit.
its multi choice and the answers choices are
27 36 63 and 72.
Algebra.Com
Question 355051: The sum of the digit of a two digit number is 9. the ten digit number is 3 more than twice the one digit.
its multi choice and the answers choices are
27 36 63 and 72.
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
x+y=9
x=2y+3
...
plug value of x in first equation
2y+3+y=9
3y+3=9
3y=9-3
3y=6
y=2
..
x+y =9
y=2
so x=7
...
m.ananth@hotmail.ca
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