SOLUTION: What number between 20 and 30 is four times the sum of it's two digits?
Algebra.Com
Question 587367: What number between 20 and 30 is four times the sum of it's two digits?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The number has to begin with
Let the units digit =
The value of the number is
given:
The number is 24
check:
OK
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